Home / 989,254.80-1,483,882.20-723,534.30

Finding the Fourth Proportional to 989,254.80, 1,483,882.20 and 723,534.30

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Solution

The fourth proportional to 989,254.80, 1,483,882.20 and 723,534.30 is: 1,085,301.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,254.80 : 1,483,882.20 = 723,534.30 : x
  2. Step 2: Convert to fraction form
    989,254.80/1,483,882.20 = 723,534.30/x
  3. Step 3: Cross multiply
    989,254.80x = 1,483,882.20 × 723,534.30
  4. Step 4: Simplify right side
    989,254.80x = 1,073,639,668,859.46
  5. Step 5: Solve for x
    x = 1,073,639,668,859.46/989,254.80
  6. Step 6: Final answer
    x = 1,085,301.45

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Similar ratio
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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.