Home / 414,097.20-571,440.90-232,816.80

Finding the Fourth Proportional to 414,097.20, 571,440.90 and 232,816.80

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Solution

The fourth proportional to 414,097.20, 571,440.90 and 232,816.80 is: 321,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,097.20 : 571,440.90 = 232,816.80 : x
  2. Step 2: Convert to fraction form
    414,097.20/571,440.90 = 232,816.80/x
  3. Step 3: Cross multiply
    414,097.20x = 571,440.90 × 232,816.80
  4. Step 4: Simplify right side
    414,097.20x = 133,041,041,727.12
  5. Step 5: Solve for x
    x = 133,041,041,727.12/414,097.20
  6. Step 6: Final answer
    x = 321,279.74

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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.