Home / 320,276.12-441,981.15-175,082.54

Finding the Fourth Proportional to 320,276.12, 441,981.15 and 175,082.54

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Solution

The fourth proportional to 320,276.12, 441,981.15 and 175,082.54 is: 241,613.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,276.12 : 441,981.15 = 175,082.54 : x
  2. Step 2: Convert to fraction form
    320,276.12/441,981.15 = 175,082.54/x
  3. Step 3: Cross multiply
    320,276.12x = 441,981.15 × 175,082.54
  4. Step 4: Simplify right side
    320,276.12x = 77,383,183,479.07
  5. Step 5: Solve for x
    x = 77,383,183,479.07/320,276.12
  6. Step 6: Final answer
    x = 241,613.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.