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Finding the Fourth Proportional to 495,503.73, 743,366.32 and 158,564.60

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Solution

The fourth proportional to 495,503.73, 743,366.32 and 158,564.60 is: 237,882.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,503.73 : 743,366.32 = 158,564.60 : x
  2. Step 2: Convert to fraction form
    495,503.73/743,366.32 = 158,564.60/x
  3. Step 3: Cross multiply
    495,503.73x = 743,366.32 × 158,564.60
  4. Step 4: Simplify right side
    495,503.73x = 117,871,581,858.65
  5. Step 5: Solve for x
    x = 117,871,581,858.65/495,503.73
  6. Step 6: Final answer
    x = 237,882.33

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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.