Home / 908,082.32-1,361,937.66-339,358.43

Finding the Fourth Proportional to 908,082.32, 1,361,937.66 and 339,358.43

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Solution

The fourth proportional to 908,082.32, 1,361,937.66 and 339,358.43 is: 508,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,082.32 : 1,361,937.66 = 339,358.43 : x
  2. Step 2: Convert to fraction form
    908,082.32/1,361,937.66 = 339,358.43/x
  3. Step 3: Cross multiply
    908,082.32x = 1,361,937.66 × 339,358.43
  4. Step 4: Simplify right side
    908,082.32x = 462,185,019,245.79
  5. Step 5: Solve for x
    x = 462,185,019,245.79/908,082.32
  6. Step 6: Final answer
    x = 508,968.20

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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.