Home / 451,260.12-676,664.79-147,614.64

Finding the Fourth Proportional to 451,260.12, 676,664.79 and 147,614.64

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Solution

The fourth proportional to 451,260.12, 676,664.79 and 147,614.64 is: 221,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,260.12 : 676,664.79 = 147,614.64 : x
  2. Step 2: Convert to fraction form
    451,260.12/676,664.79 = 147,614.64/x
  3. Step 3: Cross multiply
    451,260.12x = 676,664.79 × 147,614.64
  4. Step 4: Simplify right side
    451,260.12x = 99,885,629,376.53
  5. Step 5: Solve for x
    x = 99,885,629,376.53/451,260.12
  6. Step 6: Final answer
    x = 221,348.23

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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.