Home / 1,018,357.23-1,527,535.62-260,200.12

Finding the Fourth Proportional to 1,018,357.23, 1,527,535.62 and 260,200.12

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Solution

The fourth proportional to 1,018,357.23, 1,527,535.62 and 260,200.12 is: 390,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,357.23 : 1,527,535.62 = 260,200.12 : x
  2. Step 2: Convert to fraction form
    1,018,357.23/1,527,535.62 = 260,200.12/x
  3. Step 3: Cross multiply
    1,018,357.23x = 1,527,535.62 × 260,200.12
  4. Step 4: Simplify right side
    1,018,357.23x = 397,464,947,809.44
  5. Step 5: Solve for x
    x = 397,464,947,809.44/1,018,357.23
  6. Step 6: Final answer
    x = 390,300.12

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.