Home / 417,723.48-576,458.64-226,736.82

Finding the Fourth Proportional to 417,723.48, 576,458.64 and 226,736.82

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Solution

The fourth proportional to 417,723.48, 576,458.64 and 226,736.82 is: 312,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,723.48 : 576,458.64 = 226,736.82 : x
  2. Step 2: Convert to fraction form
    417,723.48/576,458.64 = 226,736.82/x
  3. Step 3: Cross multiply
    417,723.48x = 576,458.64 × 226,736.82
  4. Step 4: Simplify right side
    417,723.48x = 130,704,398,895.13
  5. Step 5: Solve for x
    x = 130,704,398,895.13/417,723.48
  6. Step 6: Final answer
    x = 312,896.94

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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.