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Finding the Fourth Proportional to 536,301.60, 804,560.40 and 157,221.60

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Solution

The fourth proportional to 536,301.60, 804,560.40 and 157,221.60 is: 235,864.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,301.60 : 804,560.40 = 157,221.60 : x
  2. Step 2: Convert to fraction form
    536,301.60/804,560.40 = 157,221.60/x
  3. Step 3: Cross multiply
    536,301.60x = 804,560.40 × 157,221.60
  4. Step 4: Simplify right side
    536,301.60x = 126,494,273,384.64
  5. Step 5: Solve for x
    x = 126,494,273,384.64/536,301.60
  6. Step 6: Final answer
    x = 235,864.06

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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.