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Finding the Fourth Proportional to 652,404.52, 978,454.86 and 179,127.88

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Solution

The fourth proportional to 652,404.52, 978,454.86 and 179,127.88 is: 268,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,404.52 : 978,454.86 = 179,127.88 : x
  2. Step 2: Convert to fraction form
    652,404.52/978,454.86 = 179,127.88/x
  3. Step 3: Cross multiply
    652,404.52x = 978,454.86 × 179,127.88
  4. Step 4: Simplify right side
    652,404.52x = 175,268,544,747.50
  5. Step 5: Solve for x
    x = 175,268,544,747.50/652,404.52
  6. Step 6: Final answer
    x = 268,650.11

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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.