Home / 661,406.31-992,003.22-181,522.08

Finding the Fourth Proportional to 661,406.31, 992,003.22 and 181,522.08

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Solution

The fourth proportional to 661,406.31, 992,003.22 and 181,522.08 is: 272,253.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,406.31 : 992,003.22 = 181,522.08 : x
  2. Step 2: Convert to fraction form
    661,406.31/992,003.22 = 181,522.08/x
  3. Step 3: Cross multiply
    661,406.31x = 992,003.22 × 181,522.08
  4. Step 4: Simplify right side
    661,406.31x = 180,070,487,861.10
  5. Step 5: Solve for x
    x = 180,070,487,861.10/661,406.31
  6. Step 6: Final answer
    x = 272,253.96

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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.