Home / 711,180.33-1,066,049.76-255,635.70

Finding the Fourth Proportional to 711,180.33, 1,066,049.76 and 255,635.70

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Solution

The fourth proportional to 711,180.33, 1,066,049.76 and 255,635.70 is: 383,194.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,180.33 : 1,066,049.76 = 255,635.70 : x
  2. Step 2: Convert to fraction form
    711,180.33/1,066,049.76 = 255,635.70/x
  3. Step 3: Cross multiply
    711,180.33x = 1,066,049.76 × 255,635.70
  4. Step 4: Simplify right side
    711,180.33x = 272,520,376,632.43
  5. Step 5: Solve for x
    x = 272,520,376,632.43/711,180.33
  6. Step 6: Final answer
    x = 383,194.48

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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.