Home / 699,081.71-1,046,367.18-361,657.71

Finding the Fourth Proportional to 699,081.71, 1,046,367.18 and 361,657.71

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Solution

The fourth proportional to 699,081.71, 1,046,367.18 and 361,657.71 is: 541,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,081.71 : 1,046,367.18 = 361,657.71 : x
  2. Step 2: Convert to fraction form
    699,081.71/1,046,367.18 = 361,657.71/x
  3. Step 3: Cross multiply
    699,081.71x = 1,046,367.18 × 361,657.71
  4. Step 4: Simplify right side
    699,081.71x = 378,426,758,137.96
  5. Step 5: Solve for x
    x = 378,426,758,137.96/699,081.71
  6. Step 6: Final answer
    x = 541,319.78

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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.