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Finding the Fourth Proportional to 498,966.84, 748,425.96 and 183,403.80

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Solution

The fourth proportional to 498,966.84, 748,425.96 and 183,403.80 is: 275,096.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,966.84 : 748,425.96 = 183,403.80 : x
  2. Step 2: Convert to fraction form
    498,966.84/748,425.96 = 183,403.80/x
  3. Step 3: Cross multiply
    498,966.84x = 748,425.96 × 183,403.80
  4. Step 4: Simplify right side
    498,966.84x = 137,264,165,082.65
  5. Step 5: Solve for x
    x = 137,264,165,082.65/498,966.84
  6. Step 6: Final answer
    x = 275,096.77

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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.