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Finding the Fourth Proportional to 426,069.60, 588,189.11 and 264,976.54

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Solution

The fourth proportional to 426,069.60, 588,189.11 and 264,976.54 is: 365,800.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,069.60 : 588,189.11 = 264,976.54 : x
  2. Step 2: Convert to fraction form
    426,069.60/588,189.11 = 264,976.54/x
  3. Step 3: Cross multiply
    426,069.60x = 588,189.11 × 264,976.54
  4. Step 4: Simplify right side
    426,069.60x = 155,856,315,233.48
  5. Step 5: Solve for x
    x = 155,856,315,233.48/426,069.60
  6. Step 6: Final answer
    x = 365,800.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.