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Finding the Fourth Proportional to 591,131.60, 886,812.60 and 254,171.60

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Solution

The fourth proportional to 591,131.60, 886,812.60 and 254,171.60 is: 381,306.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,131.60 : 886,812.60 = 254,171.60 : x
  2. Step 2: Convert to fraction form
    591,131.60/886,812.60 = 254,171.60/x
  3. Step 3: Cross multiply
    591,131.60x = 886,812.60 × 254,171.60
  4. Step 4: Simplify right side
    591,131.60x = 225,402,577,442.16
  5. Step 5: Solve for x
    x = 225,402,577,442.16/591,131.60
  6. Step 6: Final answer
    x = 381,306.93

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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.