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Finding the Fourth Proportional to 495,246.52, 743,164.89 and 179,728.03

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Solution

The fourth proportional to 495,246.52, 743,164.89 and 179,728.03 is: 269,699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,246.52 : 743,164.89 = 179,728.03 : x
  2. Step 2: Convert to fraction form
    495,246.52/743,164.89 = 179,728.03/x
  3. Step 3: Cross multiply
    495,246.52x = 743,164.89 × 179,728.03
  4. Step 4: Simplify right side
    495,246.52x = 133,567,557,030.40
  5. Step 5: Solve for x
    x = 133,567,557,030.40/495,246.52
  6. Step 6: Final answer
    x = 269,699.14

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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.