Home / 498,023.82-687,275.04-271,674.18

Finding the Fourth Proportional to 498,023.82, 687,275.04 and 271,674.18

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Solution

The fourth proportional to 498,023.82, 687,275.04 and 271,674.18 is: 374,911.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,023.82 : 687,275.04 = 271,674.18 : x
  2. Step 2: Convert to fraction form
    498,023.82/687,275.04 = 271,674.18/x
  3. Step 3: Cross multiply
    498,023.82x = 687,275.04 × 271,674.18
  4. Step 4: Simplify right side
    498,023.82x = 186,714,882,926.47
  5. Step 5: Solve for x
    x = 186,714,882,926.47/498,023.82
  6. Step 6: Final answer
    x = 374,911.55

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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.