Home / 408,979.80-564,378.30-230,097.24

Finding the Fourth Proportional to 408,979.80, 564,378.30 and 230,097.24

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Solution

The fourth proportional to 408,979.80, 564,378.30 and 230,097.24 is: 317,526.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,979.80 : 564,378.30 = 230,097.24 : x
  2. Step 2: Convert to fraction form
    408,979.80/564,378.30 = 230,097.24/x
  3. Step 3: Cross multiply
    408,979.80x = 564,378.30 × 230,097.24
  4. Step 4: Simplify right side
    408,979.80x = 129,861,889,145.89
  5. Step 5: Solve for x
    x = 129,861,889,145.89/408,979.80
  6. Step 6: Final answer
    x = 317,526.41

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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.