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Finding the Fourth Proportional to 416,277, 574,461.18 and 225,290.34

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Solution

The fourth proportional to 416,277, 574,461.18 and 225,290.34 is: 310,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,277 : 574,461.18 = 225,290.34 : x
  2. Step 2: Convert to fraction form
    416,277/574,461.18 = 225,290.34/x
  3. Step 3: Cross multiply
    416,277x = 574,461.18 × 225,290.34
  4. Step 4: Simplify right side
    416,277x = 129,420,554,559.00
  5. Step 5: Solve for x
    x = 129,420,554,559.00/416,277
  6. Step 6: Final answer
    x = 310,900.08

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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.