Home / 477,105.20-658,422.48-262,261.60

Finding the Fourth Proportional to 477,105.20, 658,422.48 and 262,261.60

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Solution

The fourth proportional to 477,105.20, 658,422.48 and 262,261.60 is: 361,930.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,105.20 : 658,422.48 = 262,261.60 : x
  2. Step 2: Convert to fraction form
    477,105.20/658,422.48 = 262,261.60/x
  3. Step 3: Cross multiply
    477,105.20x = 658,422.48 × 262,261.60
  4. Step 4: Simplify right side
    477,105.20x = 172,678,933,080.77
  5. Step 5: Solve for x
    x = 172,678,933,080.77/477,105.20
  6. Step 6: Final answer
    x = 361,930.52

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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.