Home / 407,229.48-611,025.66-157,930.92

Finding the Fourth Proportional to 407,229.48, 611,025.66 and 157,930.92

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Solution

The fourth proportional to 407,229.48, 611,025.66 and 157,930.92 is: 236,966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,229.48 : 611,025.66 = 157,930.92 : x
  2. Step 2: Convert to fraction form
    407,229.48/611,025.66 = 157,930.92/x
  3. Step 3: Cross multiply
    407,229.48x = 611,025.66 × 157,930.92
  4. Step 4: Simplify right side
    407,229.48x = 96,499,844,627.41
  5. Step 5: Solve for x
    x = 96,499,844,627.41/407,229.48
  6. Step 6: Final answer
    x = 236,966.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.