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Finding the Fourth Proportional to 507,542.93, 761,061.08 and 165,941.86

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Solution

The fourth proportional to 507,542.93, 761,061.08 and 165,941.86 is: 248,829.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,542.93 : 761,061.08 = 165,941.86 : x
  2. Step 2: Convert to fraction form
    507,542.93/761,061.08 = 165,941.86/x
  3. Step 3: Cross multiply
    507,542.93x = 761,061.08 × 165,941.86
  4. Step 4: Simplify right side
    507,542.93x = 126,291,890,359.10
  5. Step 5: Solve for x
    x = 126,291,890,359.10/507,542.93
  6. Step 6: Final answer
    x = 248,829.97

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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.