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Finding the Fourth Proportional to 371,638.23, 513,073.23 and 244,682.88

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Solution

The fourth proportional to 371,638.23, 513,073.23 and 244,682.88 is: 337,802.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,638.23 : 513,073.23 = 244,682.88 : x
  2. Step 2: Convert to fraction form
    371,638.23/513,073.23 = 244,682.88/x
  3. Step 3: Cross multiply
    371,638.23x = 513,073.23 × 244,682.88
  4. Step 4: Simplify right side
    371,638.23x = 125,540,235,567.30
  5. Step 5: Solve for x
    x = 125,540,235,567.30/371,638.23
  6. Step 6: Final answer
    x = 337,802.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.