Home / 688,262.34-1,031,991.75-267,046.14

Finding the Fourth Proportional to 688,262.34, 1,031,991.75 and 267,046.14

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Solution

The fourth proportional to 688,262.34, 1,031,991.75 and 267,046.14 is: 400,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,262.34 : 1,031,991.75 = 267,046.14 : x
  2. Step 2: Convert to fraction form
    688,262.34/1,031,991.75 = 267,046.14/x
  3. Step 3: Cross multiply
    688,262.34x = 1,031,991.75 × 267,046.14
  4. Step 4: Simplify right side
    688,262.34x = 275,589,413,349.35
  5. Step 5: Solve for x
    x = 275,589,413,349.35/688,262.34
  6. Step 6: Final answer
    x = 400,413.33

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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.