Home / 914,891.38-1,370,473.29-433,660.57

Finding the Fourth Proportional to 914,891.38, 1,370,473.29 and 433,660.57

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Solution

The fourth proportional to 914,891.38, 1,370,473.29 and 433,660.57 is: 649,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,891.38 : 1,370,473.29 = 433,660.57 : x
  2. Step 2: Convert to fraction form
    914,891.38/1,370,473.29 = 433,660.57/x
  3. Step 3: Cross multiply
    914,891.38x = 1,370,473.29 × 433,660.57
  4. Step 4: Simplify right side
    914,891.38x = 594,320,224,684.99
  5. Step 5: Solve for x
    x = 594,320,224,684.99/914,891.38
  6. Step 6: Final answer
    x = 649,607.42

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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.