Home / 302,582.20-453,873.30-80,966.20

Finding the Fourth Proportional to 302,582.20, 453,873.30 and 80,966.20

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Solution

The fourth proportional to 302,582.20, 453,873.30 and 80,966.20 is: 121,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,582.20 : 453,873.30 = 80,966.20 : x
  2. Step 2: Convert to fraction form
    302,582.20/453,873.30 = 80,966.20/x
  3. Step 3: Cross multiply
    302,582.20x = 453,873.30 × 80,966.20
  4. Step 4: Simplify right side
    302,582.20x = 36,748,396,382.46
  5. Step 5: Solve for x
    x = 36,748,396,382.46/302,582.20
  6. Step 6: Final answer
    x = 121,449.30

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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.