Home / 989,867.14-1,366,016.66-537,158.14

Finding the Fourth Proportional to 989,867.14, 1,366,016.66 and 537,158.14

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Solution

The fourth proportional to 989,867.14, 1,366,016.66 and 537,158.14 is: 741,278.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,867.14 : 1,366,016.66 = 537,158.14 : x
  2. Step 2: Convert to fraction form
    989,867.14/1,366,016.66 = 537,158.14/x
  3. Step 3: Cross multiply
    989,867.14x = 1,366,016.66 × 537,158.14
  4. Step 4: Simplify right side
    989,867.14x = 733,766,974,190.60
  5. Step 5: Solve for x
    x = 733,766,974,190.60/989,867.14
  6. Step 6: Final answer
    x = 741,278.24

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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.