Home / 412,385.18-568,983.29-251,312.63

Finding the Fourth Proportional to 412,385.18, 568,983.29 and 251,312.63

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Solution

The fourth proportional to 412,385.18, 568,983.29 and 251,312.63 is: 346,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,385.18 : 568,983.29 = 251,312.63 : x
  2. Step 2: Convert to fraction form
    412,385.18/568,983.29 = 251,312.63/x
  3. Step 3: Cross multiply
    412,385.18x = 568,983.29 × 251,312.63
  4. Step 4: Simplify right side
    412,385.18x = 142,992,682,934.47
  5. Step 5: Solve for x
    x = 142,992,682,934.47/412,385.18
  6. Step 6: Final answer
    x = 346,745.45

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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.