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Finding the Fourth Proportional to 360,570.50, 539,748.57 and 226,824.53

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Solution

The fourth proportional to 360,570.50, 539,748.57 and 226,824.53 is: 339,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,570.50 : 539,748.57 = 226,824.53 : x
  2. Step 2: Convert to fraction form
    360,570.50/539,748.57 = 226,824.53/x
  3. Step 3: Cross multiply
    360,570.50x = 539,748.57 × 226,824.53
  4. Step 4: Simplify right side
    360,570.50x = 122,428,215,708.42
  5. Step 5: Solve for x
    x = 122,428,215,708.42/360,570.50
  6. Step 6: Final answer
    x = 339,540.30

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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.