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Finding the Fourth Proportional to 389,092.69, 537,197.76 and 244,097.22

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Solution

The fourth proportional to 389,092.69, 537,197.76 and 244,097.22 is: 337,010.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,092.69 : 537,197.76 = 244,097.22 : x
  2. Step 2: Convert to fraction form
    389,092.69/537,197.76 = 244,097.22/x
  3. Step 3: Cross multiply
    389,092.69x = 537,197.76 × 244,097.22
  4. Step 4: Simplify right side
    389,092.69x = 131,128,479,806.23
  5. Step 5: Solve for x
    x = 131,128,479,806.23/389,092.69
  6. Step 6: Final answer
    x = 337,010.91

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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.