Home / 552,004.77-828,100.44-172,850.72

Finding the Fourth Proportional to 552,004.77, 828,100.44 and 172,850.72

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Solution

The fourth proportional to 552,004.77, 828,100.44 and 172,850.72 is: 259,305.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,004.77 : 828,100.44 = 172,850.72 : x
  2. Step 2: Convert to fraction form
    552,004.77/828,100.44 = 172,850.72/x
  3. Step 3: Cross multiply
    552,004.77x = 828,100.44 × 172,850.72
  4. Step 4: Simplify right side
    552,004.77x = 143,137,759,356.57
  5. Step 5: Solve for x
    x = 143,137,759,356.57/552,004.77
  6. Step 6: Final answer
    x = 259,305.29

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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.