Home / 498,241-687,587.18-271,901.08

Finding the Fourth Proportional to 498,241, 687,587.18 and 271,901.08

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Solution

The fourth proportional to 498,241, 687,587.18 and 271,901.08 is: 375,231.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,241 : 687,587.18 = 271,901.08 : x
  2. Step 2: Convert to fraction form
    498,241/687,587.18 = 271,901.08/x
  3. Step 3: Cross multiply
    498,241x = 687,587.18 × 271,901.08
  4. Step 4: Simplify right side
    498,241x = 186,955,696,836.15
  5. Step 5: Solve for x
    x = 186,955,696,836.15/498,241
  6. Step 6: Final answer
    x = 375,231.46

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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.