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Finding the Fourth Proportional to 392,984.26, 589,547.67 and 224,694.34

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Solution

The fourth proportional to 392,984.26, 589,547.67 and 224,694.34 is: 337,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,984.26 : 589,547.67 = 224,694.34 : x
  2. Step 2: Convert to fraction form
    392,984.26/589,547.67 = 224,694.34/x
  3. Step 3: Cross multiply
    392,984.26x = 589,547.67 × 224,694.34
  4. Step 4: Simplify right side
    392,984.26x = 132,468,024,609.19
  5. Step 5: Solve for x
    x = 132,468,024,609.19/392,984.26
  6. Step 6: Final answer
    x = 337,082.27

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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.