Home / 552,220.48-828,418.38-178,156

Finding the Fourth Proportional to 552,220.48, 828,418.38 and 178,156

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Solution

The fourth proportional to 552,220.48, 828,418.38 and 178,156 is: 267,262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,220.48 : 828,418.38 = 178,156 : x
  2. Step 2: Convert to fraction form
    552,220.48/828,418.38 = 178,156/x
  3. Step 3: Cross multiply
    552,220.48x = 828,418.38 × 178,156
  4. Step 4: Simplify right side
    552,220.48x = 147,587,704,907.28
  5. Step 5: Solve for x
    x = 147,587,704,907.28/552,220.48
  6. Step 6: Final answer
    x = 267,262.28

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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.