Home / 283,965.45-425,948.18-266,644.41

Finding the Fourth Proportional to 283,965.45, 425,948.18 and 266,644.41

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Solution

The fourth proportional to 283,965.45, 425,948.18 and 266,644.41 is: 399,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,965.45 : 425,948.18 = 266,644.41 : x
  2. Step 2: Convert to fraction form
    283,965.45/425,948.18 = 266,644.41/x
  3. Step 3: Cross multiply
    283,965.45x = 425,948.18 × 266,644.41
  4. Step 4: Simplify right side
    283,965.45x = 113,576,699,813.45
  5. Step 5: Solve for x
    x = 113,576,699,813.45/283,965.45
  6. Step 6: Final answer
    x = 399,966.62

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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.