Home / 417,629.50-576,329.13-226,642.93

Finding the Fourth Proportional to 417,629.50, 576,329.13 and 226,642.93

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Solution

The fourth proportional to 417,629.50, 576,329.13 and 226,642.93 is: 312,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,629.50 : 576,329.13 = 226,642.93 : x
  2. Step 2: Convert to fraction form
    417,629.50/576,329.13 = 226,642.93/x
  3. Step 3: Cross multiply
    417,629.50x = 576,329.13 × 226,642.93
  4. Step 4: Simplify right side
    417,629.50x = 130,620,922,667.55
  5. Step 5: Solve for x
    x = 130,620,922,667.55/417,629.50
  6. Step 6: Final answer
    x = 312,767.47

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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.