Home / 697,901.29-1,046,067.18-355,383.60

Finding the Fourth Proportional to 697,901.29, 1,046,067.18 and 355,383.60

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Solution

The fourth proportional to 697,901.29, 1,046,067.18 and 355,383.60 is: 532,675.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,901.29 : 1,046,067.18 = 355,383.60 : x
  2. Step 2: Convert to fraction form
    697,901.29/1,046,067.18 = 355,383.60/x
  3. Step 3: Cross multiply
    697,901.29x = 1,046,067.18 × 355,383.60
  4. Step 4: Simplify right side
    697,901.29x = 371,755,120,270.25
  5. Step 5: Solve for x
    x = 371,755,120,270.25/697,901.29
  6. Step 6: Final answer
    x = 532,675.79

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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.