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Finding the Fourth Proportional to 353,475.66, 530,229.85 and 100,773.28

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Solution

The fourth proportional to 353,475.66, 530,229.85 and 100,773.28 is: 151,164.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,475.66 : 530,229.85 = 100,773.28 : x
  2. Step 2: Convert to fraction form
    353,475.66/530,229.85 = 100,773.28/x
  3. Step 3: Cross multiply
    353,475.66x = 530,229.85 × 100,773.28
  4. Step 4: Simplify right side
    353,475.66x = 53,433,001,549.26
  5. Step 5: Solve for x
    x = 53,433,001,549.26/353,475.66
  6. Step 6: Final answer
    x = 151,164.58

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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.