Home / 989,891.04-1,366,050.51-537,182.04

Finding the Fourth Proportional to 989,891.04, 1,366,050.51 and 537,182.04

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Solution

The fourth proportional to 989,891.04, 1,366,050.51 and 537,182.04 is: 741,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,891.04 : 1,366,050.51 = 537,182.04 : x
  2. Step 2: Convert to fraction form
    989,891.04/1,366,050.51 = 537,182.04/x
  3. Step 3: Cross multiply
    989,891.04x = 1,366,050.51 × 537,182.04
  4. Step 4: Simplify right side
    989,891.04x = 733,817,799,704.84
  5. Step 5: Solve for x
    x = 733,817,799,704.84/989,891.04
  6. Step 6: Final answer
    x = 741,311.69

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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.