Home / 451,179.30-676,810.71-147,575.18

Finding the Fourth Proportional to 451,179.30, 676,810.71 and 147,575.18

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Solution

The fourth proportional to 451,179.30, 676,810.71 and 147,575.18 is: 221,376.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,179.30 : 676,810.71 = 147,575.18 : x
  2. Step 2: Convert to fraction form
    451,179.30/676,810.71 = 147,575.18/x
  3. Step 3: Cross multiply
    451,179.30x = 676,810.71 × 147,575.18
  4. Step 4: Simplify right side
    451,179.30x = 99,880,461,508.16
  5. Step 5: Solve for x
    x = 99,880,461,508.16/451,179.30
  6. Step 6: Final answer
    x = 221,376.43

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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.