Home / 407,470.24-562,280.78-226,167.92

Finding the Fourth Proportional to 407,470.24, 562,280.78 and 226,167.92

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Solution

The fourth proportional to 407,470.24, 562,280.78 and 226,167.92 is: 312,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,470.24 : 562,280.78 = 226,167.92 : x
  2. Step 2: Convert to fraction form
    407,470.24/562,280.78 = 226,167.92/x
  3. Step 3: Cross multiply
    407,470.24x = 562,280.78 × 226,167.92
  4. Step 4: Simplify right side
    407,470.24x = 127,169,874,468.58
  5. Step 5: Solve for x
    x = 127,169,874,468.58/407,470.24
  6. Step 6: Final answer
    x = 312,096.10

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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.