Home / 539,719.59-744,842.25-298,001.46

Finding the Fourth Proportional to 539,719.59, 744,842.25 and 298,001.46

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Solution

The fourth proportional to 539,719.59, 744,842.25 and 298,001.46 is: 411,258.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,719.59 : 744,842.25 = 298,001.46 : x
  2. Step 2: Convert to fraction form
    539,719.59/744,842.25 = 298,001.46/x
  3. Step 3: Cross multiply
    539,719.59x = 744,842.25 × 298,001.46
  4. Step 4: Simplify right side
    539,719.59x = 221,964,077,969.69
  5. Step 5: Solve for x
    x = 221,964,077,969.69/539,719.59
  6. Step 6: Final answer
    x = 411,258.15

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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.