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Finding the Fourth Proportional to 591,363.40, 886,559.10 and 254,662.60

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Solution

The fourth proportional to 591,363.40, 886,559.10 and 254,662.60 is: 381,784.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,363.40 : 886,559.10 = 254,662.60 : x
  2. Step 2: Convert to fraction form
    591,363.40/886,559.10 = 254,662.60/x
  3. Step 3: Cross multiply
    591,363.40x = 886,559.10 × 254,662.60
  4. Step 4: Simplify right side
    591,363.40x = 225,773,445,459.66
  5. Step 5: Solve for x
    x = 225,773,445,459.66/591,363.40
  6. Step 6: Final answer
    x = 381,784.61

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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.