Home / 407,738.41-562,694.86-226,464.16

Finding the Fourth Proportional to 407,738.41, 562,694.86 and 226,464.16

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Solution

The fourth proportional to 407,738.41, 562,694.86 and 226,464.16 is: 312,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,738.41 : 562,694.86 = 226,464.16 : x
  2. Step 2: Convert to fraction form
    407,738.41/562,694.86 = 226,464.16/x
  3. Step 3: Cross multiply
    407,738.41x = 562,694.86 × 226,464.16
  4. Step 4: Simplify right side
    407,738.41x = 127,430,217,682.56
  5. Step 5: Solve for x
    x = 127,430,217,682.56/407,738.41
  6. Step 6: Final answer
    x = 312,529.34

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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.