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Finding the Fourth Proportional to 508,524.28, 701,761.26 and 282,169.24

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Solution

The fourth proportional to 508,524.28, 701,761.26 and 282,169.24 is: 389,392.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,524.28 : 701,761.26 = 282,169.24 : x
  2. Step 2: Convert to fraction form
    508,524.28/701,761.26 = 282,169.24/x
  3. Step 3: Cross multiply
    508,524.28x = 701,761.26 × 282,169.24
  4. Step 4: Simplify right side
    508,524.28x = 198,015,441,395.64
  5. Step 5: Solve for x
    x = 198,015,441,395.64/508,524.28
  6. Step 6: Final answer
    x = 389,392.30

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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.