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Finding the Fourth Proportional to 562,301.38, 775,729.43 and 329,610.39

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Solution

The fourth proportional to 562,301.38, 775,729.43 and 329,610.39 is: 454,717.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,301.38 : 775,729.43 = 329,610.39 : x
  2. Step 2: Convert to fraction form
    562,301.38/775,729.43 = 329,610.39/x
  3. Step 3: Cross multiply
    562,301.38x = 775,729.43 × 329,610.39
  4. Step 4: Simplify right side
    562,301.38x = 255,688,476,635.78
  5. Step 5: Solve for x
    x = 255,688,476,635.78/562,301.38
  6. Step 6: Final answer
    x = 454,717.85

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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.