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Finding the Fourth Proportional to 344,160.92, 516,239.33 and 133,798.86

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Solution

The fourth proportional to 344,160.92, 516,239.33 and 133,798.86 is: 200,697.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,160.92 : 516,239.33 = 133,798.86 : x
  2. Step 2: Convert to fraction form
    344,160.92/516,239.33 = 133,798.86/x
  3. Step 3: Cross multiply
    344,160.92x = 516,239.33 × 133,798.86
  4. Step 4: Simplify right side
    344,160.92x = 69,072,233,841.16
  5. Step 5: Solve for x
    x = 69,072,233,841.16/344,160.92
  6. Step 6: Final answer
    x = 200,697.49

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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.