Home / 832,489.38-1,148,831.10-450,516.24

Finding the Fourth Proportional to 832,489.38, 1,148,831.10 and 450,516.24

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Solution

The fourth proportional to 832,489.38, 1,148,831.10 and 450,516.24 is: 621,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,489.38 : 1,148,831.10 = 450,516.24 : x
  2. Step 2: Convert to fraction form
    832,489.38/1,148,831.10 = 450,516.24/x
  3. Step 3: Cross multiply
    832,489.38x = 1,148,831.10 × 450,516.24
  4. Step 4: Simplify right side
    832,489.38x = 517,567,067,567.06
  5. Step 5: Solve for x
    x = 517,567,067,567.06/832,489.38
  6. Step 6: Final answer
    x = 621,710.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.