Home / 1,533.23-2,300.19-437.68

Finding the Fourth Proportional to 1,533.23, 2,300.19 and 437.68

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Solution

The fourth proportional to 1,533.23, 2,300.19 and 437.68 is: 656.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.23 : 2,300.19 = 437.68 : x
  2. Step 2: Convert to fraction form
    1,533.23/2,300.19 = 437.68/x
  3. Step 3: Cross multiply
    1,533.23x = 2,300.19 × 437.68
  4. Step 4: Simplify right side
    1,533.23x = 1,006,747.16
  5. Step 5: Solve for x
    x = 1,006,747.16/1,533.23
  6. Step 6: Final answer
    x = 656.62

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Double scale
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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.