Home / 1,018,230.44-1,527,344.28-260,072.70

Finding the Fourth Proportional to 1,018,230.44, 1,527,344.28 and 260,072.70

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Solution

The fourth proportional to 1,018,230.44, 1,527,344.28 and 260,072.70 is: 390,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,230.44 : 1,527,344.28 = 260,072.70 : x
  2. Step 2: Convert to fraction form
    1,018,230.44/1,527,344.28 = 260,072.70/x
  3. Step 3: Cross multiply
    1,018,230.44x = 1,527,344.28 × 260,072.70
  4. Step 4: Simplify right side
    1,018,230.44x = 397,220,550,729.16
  5. Step 5: Solve for x
    x = 397,220,550,729.16/1,018,230.44
  6. Step 6: Final answer
    x = 390,108.70

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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.