Home / 496,064.45-743,995.53-140,983.13

Finding the Fourth Proportional to 496,064.45, 743,995.53 and 140,983.13

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Solution

The fourth proportional to 496,064.45, 743,995.53 and 140,983.13 is: 211,445.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,064.45 : 743,995.53 = 140,983.13 : x
  2. Step 2: Convert to fraction form
    496,064.45/743,995.53 = 140,983.13/x
  3. Step 3: Cross multiply
    496,064.45x = 743,995.53 × 140,983.13
  4. Step 4: Simplify right side
    496,064.45x = 104,890,820,385.40
  5. Step 5: Solve for x
    x = 104,890,820,385.40/496,064.45
  6. Step 6: Final answer
    x = 211,445.95

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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.