Home / 407,339.64-562,170.18-226,052.80

Finding the Fourth Proportional to 407,339.64, 562,170.18 and 226,052.80

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Solution

The fourth proportional to 407,339.64, 562,170.18 and 226,052.80 is: 311,975.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,339.64 : 562,170.18 = 226,052.80 : x
  2. Step 2: Convert to fraction form
    407,339.64/562,170.18 = 226,052.80/x
  3. Step 3: Cross multiply
    407,339.64x = 562,170.18 × 226,052.80
  4. Step 4: Simplify right side
    407,339.64x = 127,080,143,265.50
  5. Step 5: Solve for x
    x = 127,080,143,265.50/407,339.64
  6. Step 6: Final answer
    x = 311,975.88

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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.