Home / 971,351.20-1,456,443.60-498,959.20

Finding the Fourth Proportional to 971,351.20, 1,456,443.60 and 498,959.20

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Solution

The fourth proportional to 971,351.20, 1,456,443.60 and 498,959.20 is: 748,139.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,351.20 : 1,456,443.60 = 498,959.20 : x
  2. Step 2: Convert to fraction form
    971,351.20/1,456,443.60 = 498,959.20/x
  3. Step 3: Cross multiply
    971,351.20x = 1,456,443.60 × 498,959.20
  4. Step 4: Simplify right side
    971,351.20x = 726,705,933,501.12
  5. Step 5: Solve for x
    x = 726,705,933,501.12/971,351.20
  6. Step 6: Final answer
    x = 748,139.22

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1.5x scale

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.