Home / 450,837.76-676,489.28-198,295.04

Finding the Fourth Proportional to 450,837.76, 676,489.28 and 198,295.04

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Solution

The fourth proportional to 450,837.76, 676,489.28 and 198,295.04 is: 297,544.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,837.76 : 676,489.28 = 198,295.04 : x
  2. Step 2: Convert to fraction form
    450,837.76/676,489.28 = 198,295.04/x
  3. Step 3: Cross multiply
    450,837.76x = 676,489.28 × 198,295.04
  4. Step 4: Simplify right side
    450,837.76x = 134,144,468,837.17
  5. Step 5: Solve for x
    x = 134,144,468,837.17/450,837.76
  6. Step 6: Final answer
    x = 297,544.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.