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Finding the Fourth Proportional to 633,549.52, 874,360.98 and 361,658.32

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Solution

The fourth proportional to 633,549.52, 874,360.98 and 361,658.32 is: 499,124.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,549.52 : 874,360.98 = 361,658.32 : x
  2. Step 2: Convert to fraction form
    633,549.52/874,360.98 = 361,658.32/x
  3. Step 3: Cross multiply
    633,549.52x = 874,360.98 × 361,658.32
  4. Step 4: Simplify right side
    633,549.52x = 316,219,923,100.35
  5. Step 5: Solve for x
    x = 316,219,923,100.35/633,549.52
  6. Step 6: Final answer
    x = 499,124.24

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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.