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Finding the Fourth Proportional to 632,058.80, 872,027.46 and 359,933.74

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Solution

The fourth proportional to 632,058.80, 872,027.46 and 359,933.74 is: 496,586.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,058.80 : 872,027.46 = 359,933.74 : x
  2. Step 2: Convert to fraction form
    632,058.80/872,027.46 = 359,933.74/x
  3. Step 3: Cross multiply
    632,058.80x = 872,027.46 × 359,933.74
  4. Step 4: Simplify right side
    632,058.80x = 313,872,102,880.43
  5. Step 5: Solve for x
    x = 313,872,102,880.43/632,058.80
  6. Step 6: Final answer
    x = 496,586.88

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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.