Home / 697,078.52-1,045,723.31-247,692.54

Finding the Fourth Proportional to 697,078.52, 1,045,723.31 and 247,692.54

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Solution

The fourth proportional to 697,078.52, 1,045,723.31 and 247,692.54 is: 371,576.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,078.52 : 1,045,723.31 = 247,692.54 : x
  2. Step 2: Convert to fraction form
    697,078.52/1,045,723.31 = 247,692.54/x
  3. Step 3: Cross multiply
    697,078.52x = 1,045,723.31 × 247,692.54
  4. Step 4: Simplify right side
    697,078.52x = 259,017,866,402.95
  5. Step 5: Solve for x
    x = 259,017,866,402.95/697,078.52
  6. Step 6: Final answer
    x = 371,576.31

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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.