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Finding the Fourth Proportional to 495,504.87, 743,368.07 and 158,565.79

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Solution

The fourth proportional to 495,504.87, 743,368.07 and 158,565.79 is: 237,884.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,504.87 : 743,368.07 = 158,565.79 : x
  2. Step 2: Convert to fraction form
    495,504.87/743,368.07 = 158,565.79/x
  3. Step 3: Cross multiply
    495,504.87x = 743,368.07 × 158,565.79
  4. Step 4: Simplify right side
    495,504.87x = 117,872,745,280.33
  5. Step 5: Solve for x
    x = 117,872,745,280.33/495,504.87
  6. Step 6: Final answer
    x = 237,884.13

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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.