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Finding the Fourth Proportional to 283,385.76, 425,552.49 and 177,017.37

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Solution

The fourth proportional to 283,385.76, 425,552.49 and 177,017.37 is: 265,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,385.76 : 425,552.49 = 177,017.37 : x
  2. Step 2: Convert to fraction form
    283,385.76/425,552.49 = 177,017.37/x
  3. Step 3: Cross multiply
    283,385.76x = 425,552.49 × 177,017.37
  4. Step 4: Simplify right side
    283,385.76x = 75,330,182,576.75
  5. Step 5: Solve for x
    x = 75,330,182,576.75/283,385.76
  6. Step 6: Final answer
    x = 265,822.05

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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.