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Finding the Fourth Proportional to 498,963.84, 748,421.46 and 183,400.80

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Solution

The fourth proportional to 498,963.84, 748,421.46 and 183,400.80 is: 275,092.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,963.84 : 748,421.46 = 183,400.80 : x
  2. Step 2: Convert to fraction form
    498,963.84/748,421.46 = 183,400.80/x
  3. Step 3: Cross multiply
    498,963.84x = 748,421.46 × 183,400.80
  4. Step 4: Simplify right side
    498,963.84x = 137,261,094,501.17
  5. Step 5: Solve for x
    x = 137,261,094,501.17/498,963.84
  6. Step 6: Final answer
    x = 275,092.27

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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.