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Finding the Fourth Proportional to 344,594.20, 516,113.70 and 204,626.20

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Solution

The fourth proportional to 344,594.20, 516,113.70 and 204,626.20 is: 306,477.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,594.20 : 516,113.70 = 204,626.20 : x
  2. Step 2: Convert to fraction form
    344,594.20/516,113.70 = 204,626.20/x
  3. Step 3: Cross multiply
    344,594.20x = 516,113.70 × 204,626.20
  4. Step 4: Simplify right side
    344,594.20x = 105,610,385,198.94
  5. Step 5: Solve for x
    x = 105,610,385,198.94/344,594.20
  6. Step 6: Final answer
    x = 306,477.55

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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.