Home / 372,432.15-558,703.82-172,772.72

Finding the Fourth Proportional to 372,432.15, 558,703.82 and 172,772.72

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Solution

The fourth proportional to 372,432.15, 558,703.82 and 172,772.72 is: 259,184.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,432.15 : 558,703.82 = 172,772.72 : x
  2. Step 2: Convert to fraction form
    372,432.15/558,703.82 = 172,772.72/x
  3. Step 3: Cross multiply
    372,432.15x = 558,703.82 × 172,772.72
  4. Step 4: Simplify right side
    372,432.15x = 96,528,778,745.89
  5. Step 5: Solve for x
    x = 96,528,778,745.89/372,432.15
  6. Step 6: Final answer
    x = 259,184.87

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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.