Home / 498,025.14-687,273.88-271,670.64

Finding the Fourth Proportional to 498,025.14, 687,273.88 and 271,670.64

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Solution

The fourth proportional to 498,025.14, 687,273.88 and 271,670.64 is: 374,905.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,025.14 : 687,273.88 = 271,670.64 : x
  2. Step 2: Convert to fraction form
    498,025.14/687,273.88 = 271,670.64/x
  3. Step 3: Cross multiply
    498,025.14x = 687,273.88 × 271,670.64
  4. Step 4: Simplify right side
    498,025.14x = 186,712,134,834.88
  5. Step 5: Solve for x
    x = 186,712,134,834.88/498,025.14
  6. Step 6: Final answer
    x = 374,905.04

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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.