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Finding the Fourth Proportional to 360,757.86, 497,846.43 and 199,619.70

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Solution

The fourth proportional to 360,757.86, 497,846.43 and 199,619.70 is: 275,475.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,757.86 : 497,846.43 = 199,619.70 : x
  2. Step 2: Convert to fraction form
    360,757.86/497,846.43 = 199,619.70/x
  3. Step 3: Cross multiply
    360,757.86x = 497,846.43 × 199,619.70
  4. Step 4: Simplify right side
    360,757.86x = 99,379,955,002.67
  5. Step 5: Solve for x
    x = 99,379,955,002.67/360,757.86
  6. Step 6: Final answer
    x = 275,475.51

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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.