Home / 695,233.60-1,042,072.80-295,806.40

Finding the Fourth Proportional to 695,233.60, 1,042,072.80 and 295,806.40

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Solution

The fourth proportional to 695,233.60, 1,042,072.80 and 295,806.40 is: 443,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,233.60 : 1,042,072.80 = 295,806.40 : x
  2. Step 2: Convert to fraction form
    695,233.60/1,042,072.80 = 295,806.40/x
  3. Step 3: Cross multiply
    695,233.60x = 1,042,072.80 × 295,806.40
  4. Step 4: Simplify right side
    695,233.60x = 308,251,803,505.92
  5. Step 5: Solve for x
    x = 308,251,803,505.92/695,233.60
  6. Step 6: Final answer
    x = 443,378.75

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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.