Home / 416,072.18-574,178.34-225,085.52

Finding the Fourth Proportional to 416,072.18, 574,178.34 and 225,085.52

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Solution

The fourth proportional to 416,072.18, 574,178.34 and 225,085.52 is: 310,617.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,072.18 : 574,178.34 = 225,085.52 : x
  2. Step 2: Convert to fraction form
    416,072.18/574,178.34 = 225,085.52/x
  3. Step 3: Cross multiply
    416,072.18x = 574,178.34 × 225,085.52
  4. Step 4: Simplify right side
    416,072.18x = 129,239,227,360.75
  5. Step 5: Solve for x
    x = 129,239,227,360.75/416,072.18
  6. Step 6: Final answer
    x = 310,617.33

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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.