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Finding the Fourth Proportional to 621,967.23, 932,876.82 and 365,952.92

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Solution

The fourth proportional to 621,967.23, 932,876.82 and 365,952.92 is: 548,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,967.23 : 932,876.82 = 365,952.92 : x
  2. Step 2: Convert to fraction form
    621,967.23/932,876.82 = 365,952.92/x
  3. Step 3: Cross multiply
    621,967.23x = 932,876.82 × 365,952.92
  4. Step 4: Simplify right side
    621,967.23x = 341,388,991,614.93
  5. Step 5: Solve for x
    x = 341,388,991,614.93/621,967.23
  6. Step 6: Final answer
    x = 548,885.82

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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.