Home / 417,710.48-576,441.04-226,723.90

Finding the Fourth Proportional to 417,710.48, 576,441.04 and 226,723.90

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Solution

The fourth proportional to 417,710.48, 576,441.04 and 226,723.90 is: 312,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,710.48 : 576,441.04 = 226,723.90 : x
  2. Step 2: Convert to fraction form
    417,710.48/576,441.04 = 226,723.90/x
  3. Step 3: Cross multiply
    417,710.48x = 576,441.04 × 226,723.90
  4. Step 4: Simplify right side
    417,710.48x = 130,692,960,708.86
  5. Step 5: Solve for x
    x = 130,692,960,708.86/417,710.48
  6. Step 6: Final answer
    x = 312,879.30

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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.