Home / 283,837.86-426,052.04-209,042.46

Finding the Fourth Proportional to 283,837.86, 426,052.04 and 209,042.46

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Solution

The fourth proportional to 283,837.86, 426,052.04 and 209,042.46 is: 313,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,837.86 : 426,052.04 = 209,042.46 : x
  2. Step 2: Convert to fraction form
    283,837.86/426,052.04 = 209,042.46/x
  3. Step 3: Cross multiply
    283,837.86x = 426,052.04 × 209,042.46
  4. Step 4: Simplify right side
    283,837.86x = 89,062,965,484.41
  5. Step 5: Solve for x
    x = 89,062,965,484.41/283,837.86
  6. Step 6: Final answer
    x = 313,781.13

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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.