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Finding the Fourth Proportional to 357,274.29, 535,630.77 and 244,613.72

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Solution

The fourth proportional to 357,274.29, 535,630.77 and 244,613.72 is: 366,728.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,274.29 : 535,630.77 = 244,613.72 : x
  2. Step 2: Convert to fraction form
    357,274.29/535,630.77 = 244,613.72/x
  3. Step 3: Cross multiply
    357,274.29x = 535,630.77 × 244,613.72
  4. Step 4: Simplify right side
    357,274.29x = 131,022,631,294.94
  5. Step 5: Solve for x
    x = 131,022,631,294.94/357,274.29
  6. Step 6: Final answer
    x = 366,728.41

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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.