Home / 698,176.80-1,046,967.12-265,610.88

Finding the Fourth Proportional to 698,176.80, 1,046,967.12 and 265,610.88

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Solution

The fourth proportional to 698,176.80, 1,046,967.12 and 265,610.88 is: 398,302.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,176.80 : 1,046,967.12 = 265,610.88 : x
  2. Step 2: Convert to fraction form
    698,176.80/1,046,967.12 = 265,610.88/x
  3. Step 3: Cross multiply
    698,176.80x = 1,046,967.12 × 265,610.88
  4. Step 4: Simplify right side
    698,176.80x = 278,085,858,074.27
  5. Step 5: Solve for x
    x = 278,085,858,074.27/698,176.80
  6. Step 6: Final answer
    x = 398,302.92

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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.