Home / 552,105.18-828,158.28-173,055.56

Finding the Fourth Proportional to 552,105.18, 828,158.28 and 173,055.56

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Solution

The fourth proportional to 552,105.18, 828,158.28 and 173,055.56 is: 259,583.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,105.18 : 828,158.28 = 173,055.56 : x
  2. Step 2: Convert to fraction form
    552,105.18/828,158.28 = 173,055.56/x
  3. Step 3: Cross multiply
    552,105.18x = 828,158.28 × 173,055.56
  4. Step 4: Simplify right side
    552,105.18x = 143,317,390,124.29
  5. Step 5: Solve for x
    x = 143,317,390,124.29/552,105.18
  6. Step 6: Final answer
    x = 259,583.49

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1.5x scale

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.