Home / 477,577.32-658,996.66-322,865.04

Finding the Fourth Proportional to 477,577.32, 658,996.66 and 322,865.04

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Solution

The fourth proportional to 477,577.32, 658,996.66 and 322,865.04 is: 445,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,577.32 : 658,996.66 = 322,865.04 : x
  2. Step 2: Convert to fraction form
    477,577.32/658,996.66 = 322,865.04/x
  3. Step 3: Cross multiply
    477,577.32x = 658,996.66 × 322,865.04
  4. Step 4: Simplify right side
    477,577.32x = 212,766,982,158.73
  5. Step 5: Solve for x
    x = 212,766,982,158.73/477,577.32
  6. Step 6: Final answer
    x = 445,513.17

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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.