Home / 552,018.28-828,026.39-172,968.04

Finding the Fourth Proportional to 552,018.28, 828,026.39 and 172,968.04

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Solution

The fourth proportional to 552,018.28, 828,026.39 and 172,968.04 is: 259,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,018.28 : 828,026.39 = 172,968.04 : x
  2. Step 2: Convert to fraction form
    552,018.28/828,026.39 = 172,968.04/x
  3. Step 3: Cross multiply
    552,018.28x = 828,026.39 × 172,968.04
  4. Step 4: Simplify right side
    552,018.28x = 143,222,098,725.86
  5. Step 5: Solve for x
    x = 143,222,098,725.86/552,018.28
  6. Step 6: Final answer
    x = 259,451.73

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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.