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Finding the Fourth Proportional to 462,337.15, 693,385.44 and 195,960.55

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Solution

The fourth proportional to 462,337.15, 693,385.44 and 195,960.55 is: 293,889.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,337.15 : 693,385.44 = 195,960.55 : x
  2. Step 2: Convert to fraction form
    462,337.15/693,385.44 = 195,960.55/x
  3. Step 3: Cross multiply
    462,337.15x = 693,385.44 × 195,960.55
  4. Step 4: Simplify right side
    462,337.15x = 135,876,191,567.31
  5. Step 5: Solve for x
    x = 135,876,191,567.31/462,337.15
  6. Step 6: Final answer
    x = 293,889.84

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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.