Home / 910,966.33-1,365,534.99-311,517.34

Finding the Fourth Proportional to 910,966.33, 1,365,534.99 and 311,517.34

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Solution

The fourth proportional to 910,966.33, 1,365,534.99 and 311,517.34 is: 466,963.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,966.33 : 1,365,534.99 = 311,517.34 : x
  2. Step 2: Convert to fraction form
    910,966.33/1,365,534.99 = 311,517.34/x
  3. Step 3: Cross multiply
    910,966.33x = 1,365,534.99 × 311,517.34
  4. Step 4: Simplify right side
    910,966.33x = 425,387,827,761.73
  5. Step 5: Solve for x
    x = 425,387,827,761.73/910,966.33
  6. Step 6: Final answer
    x = 466,963.28

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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.