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Finding the Fourth Proportional to 301,532, 452,505.38 and 104,540

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Solution

The fourth proportional to 301,532, 452,505.38 and 104,540 is: 156,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,532 : 452,505.38 = 104,540 : x
  2. Step 2: Convert to fraction form
    301,532/452,505.38 = 104,540/x
  3. Step 3: Cross multiply
    301,532x = 452,505.38 × 104,540
  4. Step 4: Simplify right side
    301,532x = 47,304,912,425.20
  5. Step 5: Solve for x
    x = 47,304,912,425.20/301,532
  6. Step 6: Final answer
    x = 156,881.90

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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.