Home / 416,268.11-574,450.03-225,281.50

Finding the Fourth Proportional to 416,268.11, 574,450.03 and 225,281.50

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Solution

The fourth proportional to 416,268.11, 574,450.03 and 225,281.50 is: 310,888.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,268.11 : 574,450.03 = 225,281.50 : x
  2. Step 2: Convert to fraction form
    416,268.11/574,450.03 = 225,281.50/x
  3. Step 3: Cross multiply
    416,268.11x = 574,450.03 × 225,281.50
  4. Step 4: Simplify right side
    416,268.11x = 129,412,965,243.00
  5. Step 5: Solve for x
    x = 129,412,965,243.00/416,268.11
  6. Step 6: Final answer
    x = 310,888.49

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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.