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Finding the Fourth Proportional to 283,999.35, 426,306.12 and 252,610.44

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Solution

The fourth proportional to 283,999.35, 426,306.12 and 252,610.44 is: 379,188.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,999.35 : 426,306.12 = 252,610.44 : x
  2. Step 2: Convert to fraction form
    283,999.35/426,306.12 = 252,610.44/x
  3. Step 3: Cross multiply
    283,999.35x = 426,306.12 × 252,610.44
  4. Step 4: Simplify right side
    283,999.35x = 107,689,376,547.89
  5. Step 5: Solve for x
    x = 107,689,376,547.89/283,999.35
  6. Step 6: Final answer
    x = 379,188.81

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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.