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Finding the Fourth Proportional to 360,374.46, 497,331.27 and 199,229.82

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Solution

The fourth proportional to 360,374.46, 497,331.27 and 199,229.82 is: 274,945.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,374.46 : 497,331.27 = 199,229.82 : x
  2. Step 2: Convert to fraction form
    360,374.46/497,331.27 = 199,229.82/x
  3. Step 3: Cross multiply
    360,374.46x = 497,331.27 × 199,229.82
  4. Step 4: Simplify right side
    360,374.46x = 99,083,219,402.47
  5. Step 5: Solve for x
    x = 99,083,219,402.47/360,374.46
  6. Step 6: Final answer
    x = 274,945.18

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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.