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Finding the Fourth Proportional to 499,299.84, 748,915.20 and 183,697.92

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Solution

The fourth proportional to 499,299.84, 748,915.20 and 183,697.92 is: 275,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,299.84 : 748,915.20 = 183,697.92 : x
  2. Step 2: Convert to fraction form
    499,299.84/748,915.20 = 183,697.92/x
  3. Step 3: Cross multiply
    499,299.84x = 748,915.20 × 183,697.92
  4. Step 4: Simplify right side
    499,299.84x = 137,574,164,496.38
  5. Step 5: Solve for x
    x = 137,574,164,496.38/499,299.84
  6. Step 6: Final answer
    x = 275,534.16

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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.