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Finding the Fourth Proportional to 503,567.72, 755,160.42 and 166,507.28

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Solution

The fourth proportional to 503,567.72, 755,160.42 and 166,507.28 is: 249,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,567.72 : 755,160.42 = 166,507.28 : x
  2. Step 2: Convert to fraction form
    503,567.72/755,160.42 = 166,507.28/x
  3. Step 3: Cross multiply
    503,567.72x = 755,160.42 × 166,507.28
  4. Step 4: Simplify right side
    503,567.72x = 125,739,707,497.86
  5. Step 5: Solve for x
    x = 125,739,707,497.86/503,567.72
  6. Step 6: Final answer
    x = 249,697.71

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Similar ratio
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1.5x scale

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.