Home / 695,672.40-1,043,508.60-341,378.40

Finding the Fourth Proportional to 695,672.40, 1,043,508.60 and 341,378.40

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Solution

The fourth proportional to 695,672.40, 1,043,508.60 and 341,378.40 is: 512,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,672.40 : 1,043,508.60 = 341,378.40 : x
  2. Step 2: Convert to fraction form
    695,672.40/1,043,508.60 = 341,378.40/x
  3. Step 3: Cross multiply
    695,672.40x = 1,043,508.60 × 341,378.40
  4. Step 4: Simplify right side
    695,672.40x = 356,231,296,254.24
  5. Step 5: Solve for x
    x = 356,231,296,254.24/695,672.40
  6. Step 6: Final answer
    x = 512,067.60

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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.