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Finding the Fourth Proportional to 495,468.15, 743,191.41 and 158,507.79

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Solution

The fourth proportional to 495,468.15, 743,191.41 and 158,507.79 is: 237,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,468.15 : 743,191.41 = 158,507.79 : x
  2. Step 2: Convert to fraction form
    495,468.15/743,191.41 = 158,507.79/x
  3. Step 3: Cross multiply
    495,468.15x = 743,191.41 × 158,507.79
  4. Step 4: Simplify right side
    495,468.15x = 117,801,627,946.08
  5. Step 5: Solve for x
    x = 117,801,627,946.08/495,468.15
  6. Step 6: Final answer
    x = 237,758.23

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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.