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Finding the Fourth Proportional to 433,503.50, 598,227.42 and 242,516.43

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Solution

The fourth proportional to 433,503.50, 598,227.42 and 242,516.43 is: 334,668.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,503.50 : 598,227.42 = 242,516.43 : x
  2. Step 2: Convert to fraction form
    433,503.50/598,227.42 = 242,516.43/x
  3. Step 3: Cross multiply
    433,503.50x = 598,227.42 × 242,516.43
  4. Step 4: Simplify right side
    433,503.50x = 145,079,979,135.95
  5. Step 5: Solve for x
    x = 145,079,979,135.95/433,503.50
  6. Step 6: Final answer
    x = 334,668.53

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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.