Home / 1,344,763.62-2,017,440.54-398,207.88

Finding the Fourth Proportional to 1,344,763.62, 2,017,440.54 and 398,207.88

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Solution

The fourth proportional to 1,344,763.62, 2,017,440.54 and 398,207.88 is: 597,399.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,763.62 : 2,017,440.54 = 398,207.88 : x
  2. Step 2: Convert to fraction form
    1,344,763.62/2,017,440.54 = 398,207.88/x
  3. Step 3: Cross multiply
    1,344,763.62x = 2,017,440.54 × 398,207.88
  4. Step 4: Simplify right side
    1,344,763.62x = 803,360,720,459.46
  5. Step 5: Solve for x
    x = 803,360,720,459.46/1,344,763.62
  6. Step 6: Final answer
    x = 597,399.21

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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.