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Finding the Fourth Proportional to 441,348.30, 662,022.45 and 264,401.10

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Solution

The fourth proportional to 441,348.30, 662,022.45 and 264,401.10 is: 396,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,348.30 : 662,022.45 = 264,401.10 : x
  2. Step 2: Convert to fraction form
    441,348.30/662,022.45 = 264,401.10/x
  3. Step 3: Cross multiply
    441,348.30x = 662,022.45 × 264,401.10
  4. Step 4: Simplify right side
    441,348.30x = 175,039,464,004.70
  5. Step 5: Solve for x
    x = 175,039,464,004.70/441,348.30
  6. Step 6: Final answer
    x = 396,601.65

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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.