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Finding the Fourth Proportional to 591,010.70, 886,516.05 and 164,545.70

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Solution

The fourth proportional to 591,010.70, 886,516.05 and 164,545.70 is: 246,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,010.70 : 886,516.05 = 164,545.70 : x
  2. Step 2: Convert to fraction form
    591,010.70/886,516.05 = 164,545.70/x
  3. Step 3: Cross multiply
    591,010.70x = 886,516.05 × 164,545.70
  4. Step 4: Simplify right side
    591,010.70x = 145,872,404,008.49
  5. Step 5: Solve for x
    x = 145,872,404,008.49/591,010.70
  6. Step 6: Final answer
    x = 246,818.55

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Double scale
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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.