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Finding the Fourth Proportional to 491,819.22, 737,331.03 and 207,326.07

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Solution

The fourth proportional to 491,819.22, 737,331.03 and 207,326.07 is: 310,821.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,819.22 : 737,331.03 = 207,326.07 : x
  2. Step 2: Convert to fraction form
    491,819.22/737,331.03 = 207,326.07/x
  3. Step 3: Cross multiply
    491,819.22x = 737,331.03 × 207,326.07
  4. Step 4: Simplify right side
    491,819.22x = 152,867,944,738.95
  5. Step 5: Solve for x
    x = 152,867,944,738.95/491,819.22
  6. Step 6: Final answer
    x = 310,821.41

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1.5x scale

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.