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Finding the Fourth Proportional to 466,887.27, 644,321.73 and 260,174.31

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Solution

The fourth proportional to 466,887.27, 644,321.73 and 260,174.31 is: 359,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,887.27 : 644,321.73 = 260,174.31 : x
  2. Step 2: Convert to fraction form
    466,887.27/644,321.73 = 260,174.31/x
  3. Step 3: Cross multiply
    466,887.27x = 644,321.73 × 260,174.31
  4. Step 4: Simplify right side
    466,887.27x = 167,635,961,520.76
  5. Step 5: Solve for x
    x = 167,635,961,520.76/466,887.27
  6. Step 6: Final answer
    x = 359,050.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.