Home / 397,552.23-548,612.19-227,775.42

Finding the Fourth Proportional to 397,552.23, 548,612.19 and 227,775.42

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Solution

The fourth proportional to 397,552.23, 548,612.19 and 227,775.42 is: 314,324.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,552.23 : 548,612.19 = 227,775.42 : x
  2. Step 2: Convert to fraction form
    397,552.23/548,612.19 = 227,775.42/x
  3. Step 3: Cross multiply
    397,552.23x = 548,612.19 × 227,775.42
  4. Step 4: Simplify right side
    397,552.23x = 124,960,371,994.37
  5. Step 5: Solve for x
    x = 124,960,371,994.37/397,552.23
  6. Step 6: Final answer
    x = 314,324.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.