Home / 662,989.47-914,685.55-433,677.52

Finding the Fourth Proportional to 662,989.47, 914,685.55 and 433,677.52

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Solution

The fourth proportional to 662,989.47, 914,685.55 and 433,677.52 is: 598,318.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,989.47 : 914,685.55 = 433,677.52 : x
  2. Step 2: Convert to fraction form
    662,989.47/914,685.55 = 433,677.52/x
  3. Step 3: Cross multiply
    662,989.47x = 914,685.55 × 433,677.52
  4. Step 4: Simplify right side
    662,989.47x = 396,678,560,903.84
  5. Step 5: Solve for x
    x = 396,678,560,903.84/662,989.47
  6. Step 6: Final answer
    x = 598,318.04

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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.