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Finding the Fourth Proportional to 630,370.98, 944,689.17 and 270,110.57

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Solution

The fourth proportional to 630,370.98, 944,689.17 and 270,110.57 is: 404,794.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,370.98 : 944,689.17 = 270,110.57 : x
  2. Step 2: Convert to fraction form
    630,370.98/944,689.17 = 270,110.57/x
  3. Step 3: Cross multiply
    630,370.98x = 944,689.17 × 270,110.57
  4. Step 4: Simplify right side
    630,370.98x = 255,170,532,542.60
  5. Step 5: Solve for x
    x = 255,170,532,542.60/630,370.98
  6. Step 6: Final answer
    x = 404,794.22

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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.