Home / 878,948.64-1,318,306.38-247,913.28

Finding the Fourth Proportional to 878,948.64, 1,318,306.38 and 247,913.28

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Solution

The fourth proportional to 878,948.64, 1,318,306.38 and 247,913.28 is: 371,837.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,948.64 : 1,318,306.38 = 247,913.28 : x
  2. Step 2: Convert to fraction form
    878,948.64/1,318,306.38 = 247,913.28/x
  3. Step 3: Cross multiply
    878,948.64x = 1,318,306.38 × 247,913.28
  4. Step 4: Simplify right side
    878,948.64x = 326,825,658,710.73
  5. Step 5: Solve for x
    x = 326,825,658,710.73/878,948.64
  6. Step 6: Final answer
    x = 371,837.04

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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.