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Finding the Fourth Proportional to 566,865.90, 850,418.79 and 187,765.17

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Solution

The fourth proportional to 566,865.90, 850,418.79 and 187,765.17 is: 281,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,865.90 : 850,418.79 = 187,765.17 : x
  2. Step 2: Convert to fraction form
    566,865.90/850,418.79 = 187,765.17/x
  3. Step 3: Cross multiply
    566,865.90x = 850,418.79 × 187,765.17
  4. Step 4: Simplify right side
    566,865.90x = 159,679,028,675.54
  5. Step 5: Solve for x
    x = 159,679,028,675.54/566,865.90
  6. Step 6: Final answer
    x = 281,687.48

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1.5x scale

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.