Home / 416,153.98-574,288.41-225,163.18

Finding the Fourth Proportional to 416,153.98, 574,288.41 and 225,163.18

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Solution

The fourth proportional to 416,153.98, 574,288.41 and 225,163.18 is: 310,722.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,153.98 : 574,288.41 = 225,163.18 : x
  2. Step 2: Convert to fraction form
    416,153.98/574,288.41 = 225,163.18/x
  3. Step 3: Cross multiply
    416,153.98x = 574,288.41 × 225,163.18
  4. Step 4: Simplify right side
    416,153.98x = 129,308,604,632.74
  5. Step 5: Solve for x
    x = 129,308,604,632.74/416,153.98
  6. Step 6: Final answer
    x = 310,722.98

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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.