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Finding the Fourth Proportional to 482,927.66, 724,390.88 and 183,407.68

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Solution

The fourth proportional to 482,927.66, 724,390.88 and 183,407.68 is: 275,111.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,927.66 : 724,390.88 = 183,407.68 : x
  2. Step 2: Convert to fraction form
    482,927.66/724,390.88 = 183,407.68/x
  3. Step 3: Cross multiply
    482,927.66x = 724,390.88 × 183,407.68
  4. Step 4: Simplify right side
    482,927.66x = 132,858,850,713.96
  5. Step 5: Solve for x
    x = 132,858,850,713.96/482,927.66
  6. Step 6: Final answer
    x = 275,111.29

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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.