Home / 415,861.29-623,831.22-116,341.92

Finding the Fourth Proportional to 415,861.29, 623,831.22 and 116,341.92

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Solution

The fourth proportional to 415,861.29, 623,831.22 and 116,341.92 is: 174,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,861.29 : 623,831.22 = 116,341.92 : x
  2. Step 2: Convert to fraction form
    415,861.29/623,831.22 = 116,341.92/x
  3. Step 3: Cross multiply
    415,861.29x = 623,831.22 × 116,341.92
  4. Step 4: Simplify right side
    415,861.29x = 72,577,721,890.74
  5. Step 5: Solve for x
    x = 72,577,721,890.74/415,861.29
  6. Step 6: Final answer
    x = 174,523.87

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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.