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Finding the Fourth Proportional to 531,393.38, 797,087.09 and 132,033.98

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Solution

The fourth proportional to 531,393.38, 797,087.09 and 132,033.98 is: 198,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,393.38 : 797,087.09 = 132,033.98 : x
  2. Step 2: Convert to fraction form
    531,393.38/797,087.09 = 132,033.98/x
  3. Step 3: Cross multiply
    531,393.38x = 797,087.09 × 132,033.98
  4. Step 4: Simplify right side
    531,393.38x = 105,242,576,253.71
  5. Step 5: Solve for x
    x = 105,242,576,253.71/531,393.38
  6. Step 6: Final answer
    x = 198,050.22

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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.