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Finding the Fourth Proportional to 283,810.88, 425,234.58 and 171,254.59

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Solution

The fourth proportional to 283,810.88, 425,234.58 and 171,254.59 is: 256,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,810.88 : 425,234.58 = 171,254.59 : x
  2. Step 2: Convert to fraction form
    283,810.88/425,234.58 = 171,254.59/x
  3. Step 3: Cross multiply
    283,810.88x = 425,234.58 × 171,254.59
  4. Step 4: Simplify right side
    283,810.88x = 72,823,373,651.72
  5. Step 5: Solve for x
    x = 72,823,373,651.72/283,810.88
  6. Step 6: Final answer
    x = 256,591.20

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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.