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Finding the Fourth Proportional to 322,891.68, 484,411.23 and 98,283.95

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Solution

The fourth proportional to 322,891.68, 484,411.23 and 98,283.95 is: 147,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,891.68 : 484,411.23 = 98,283.95 : x
  2. Step 2: Convert to fraction form
    322,891.68/484,411.23 = 98,283.95/x
  3. Step 3: Cross multiply
    322,891.68x = 484,411.23 × 98,283.95
  4. Step 4: Simplify right side
    322,891.68x = 47,609,846,686.70
  5. Step 5: Solve for x
    x = 47,609,846,686.70/322,891.68
  6. Step 6: Final answer
    x = 147,448.35

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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.