Home / 417,972.15-576,792.09-226,981.44

Finding the Fourth Proportional to 417,972.15, 576,792.09 and 226,981.44

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Solution

The fourth proportional to 417,972.15, 576,792.09 and 226,981.44 is: 313,229.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,972.15 : 576,792.09 = 226,981.44 : x
  2. Step 2: Convert to fraction form
    417,972.15/576,792.09 = 226,981.44/x
  3. Step 3: Cross multiply
    417,972.15x = 576,792.09 × 226,981.44
  4. Step 4: Simplify right side
    417,972.15x = 130,921,099,168.81
  5. Step 5: Solve for x
    x = 130,921,099,168.81/417,972.15
  6. Step 6: Final answer
    x = 313,229.24

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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.