Home / 482,588.76-723,436.17-178,813.66

Finding the Fourth Proportional to 482,588.76, 723,436.17 and 178,813.66

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Solution

The fourth proportional to 482,588.76, 723,436.17 and 178,813.66 is: 268,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,588.76 : 723,436.17 = 178,813.66 : x
  2. Step 2: Convert to fraction form
    482,588.76/723,436.17 = 178,813.66/x
  3. Step 3: Cross multiply
    482,588.76x = 723,436.17 × 178,813.66
  4. Step 4: Simplify right side
    482,588.76x = 129,360,272,239.40
  5. Step 5: Solve for x
    x = 129,360,272,239.40/482,588.76
  6. Step 6: Final answer
    x = 268,054.88

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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.