Home / 818,301.28-1,227,464.88-249,694.24

Finding the Fourth Proportional to 818,301.28, 1,227,464.88 and 249,694.24

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Solution

The fourth proportional to 818,301.28, 1,227,464.88 and 249,694.24 is: 374,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,301.28 : 1,227,464.88 = 249,694.24 : x
  2. Step 2: Convert to fraction form
    818,301.28/1,227,464.88 = 249,694.24/x
  3. Step 3: Cross multiply
    818,301.28x = 1,227,464.88 × 249,694.24
  4. Step 4: Simplify right side
    818,301.28x = 306,490,910,338.29
  5. Step 5: Solve for x
    x = 306,490,910,338.29/818,301.28
  6. Step 6: Final answer
    x = 374,545.31

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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.