Home / 417,620.24-576,315.92-226,633.64

Finding the Fourth Proportional to 417,620.24, 576,315.92 and 226,633.64

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Solution

The fourth proportional to 417,620.24, 576,315.92 and 226,633.64 is: 312,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,620.24 : 576,315.92 = 226,633.64 : x
  2. Step 2: Convert to fraction form
    417,620.24/576,315.92 = 226,633.64/x
  3. Step 3: Cross multiply
    417,620.24x = 576,315.92 × 226,633.64
  4. Step 4: Simplify right side
    417,620.24x = 130,612,574,739.55
  5. Step 5: Solve for x
    x = 130,612,574,739.55/417,620.24
  6. Step 6: Final answer
    x = 312,754.42

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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.