Home / 382,820.02-574,230.24-172,211.92

Finding the Fourth Proportional to 382,820.02, 574,230.24 and 172,211.92

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Solution

The fourth proportional to 382,820.02, 574,230.24 and 172,211.92 is: 258,317.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,820.02 : 574,230.24 = 172,211.92 : x
  2. Step 2: Convert to fraction form
    382,820.02/574,230.24 = 172,211.92/x
  3. Step 3: Cross multiply
    382,820.02x = 574,230.24 × 172,211.92
  4. Step 4: Simplify right side
    382,820.02x = 98,889,292,152.46
  5. Step 5: Solve for x
    x = 98,889,292,152.46/382,820.02
  6. Step 6: Final answer
    x = 258,317.97

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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.