Home / 458,849.90-633,036.20-338,277.86

Finding the Fourth Proportional to 458,849.90, 633,036.20 and 338,277.86

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Solution

The fourth proportional to 458,849.90, 633,036.20 and 338,277.86 is: 466,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,849.90 : 633,036.20 = 338,277.86 : x
  2. Step 2: Convert to fraction form
    458,849.90/633,036.20 = 338,277.86/x
  3. Step 3: Cross multiply
    458,849.90x = 633,036.20 × 338,277.86
  4. Step 4: Simplify right side
    458,849.90x = 214,142,126,181.96
  5. Step 5: Solve for x
    x = 214,142,126,181.96/458,849.90
  6. Step 6: Final answer
    x = 466,693.20

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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.