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Finding the Fourth Proportional to 283,672.26, 425,571.47 and 123,774.11

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Solution

The fourth proportional to 283,672.26, 425,571.47 and 123,774.11 is: 185,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,672.26 : 425,571.47 = 123,774.11 : x
  2. Step 2: Convert to fraction form
    283,672.26/425,571.47 = 123,774.11/x
  3. Step 3: Cross multiply
    283,672.26x = 425,571.47 × 123,774.11
  4. Step 4: Simplify right side
    283,672.26x = 52,674,729,940.64
  5. Step 5: Solve for x
    x = 52,674,729,940.64/283,672.26
  6. Step 6: Final answer
    x = 185,688.69

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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.