Home / 695,479.29-1,043,418.19-340,597.23

Finding the Fourth Proportional to 695,479.29, 1,043,418.19 and 340,597.23

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Solution

The fourth proportional to 695,479.29, 1,043,418.19 and 340,597.23 is: 510,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,479.29 : 1,043,418.19 = 340,597.23 : x
  2. Step 2: Convert to fraction form
    695,479.29/1,043,418.19 = 340,597.23/x
  3. Step 3: Cross multiply
    695,479.29x = 1,043,418.19 × 340,597.23
  4. Step 4: Simplify right side
    695,479.29x = 355,385,345,245.61
  5. Step 5: Solve for x
    x = 355,385,345,245.61/695,479.29
  6. Step 6: Final answer
    x = 510,993.43

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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.