Home / 852,502.68-1,278,742.88-245,306.84

Finding the Fourth Proportional to 852,502.68, 1,278,742.88 and 245,306.84

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Solution

The fourth proportional to 852,502.68, 1,278,742.88 and 245,306.84 is: 367,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,502.68 : 1,278,742.88 = 245,306.84 : x
  2. Step 2: Convert to fraction form
    852,502.68/1,278,742.88 = 245,306.84/x
  3. Step 3: Cross multiply
    852,502.68x = 1,278,742.88 × 245,306.84
  4. Step 4: Simplify right side
    852,502.68x = 313,684,375,065.30
  5. Step 5: Solve for x
    x = 313,684,375,065.30/852,502.68
  6. Step 6: Final answer
    x = 367,957.05

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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.