Home / 313,243.35-432,275.82-170,003.39

Finding the Fourth Proportional to 313,243.35, 432,275.82 and 170,003.39

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Solution

The fourth proportional to 313,243.35, 432,275.82 and 170,003.39 is: 234,604.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,243.35 : 432,275.82 = 170,003.39 : x
  2. Step 2: Convert to fraction form
    313,243.35/432,275.82 = 170,003.39/x
  3. Step 3: Cross multiply
    313,243.35x = 432,275.82 × 170,003.39
  4. Step 4: Simplify right side
    313,243.35x = 73,488,354,815.03
  5. Step 5: Solve for x
    x = 73,488,354,815.03/313,243.35
  6. Step 6: Final answer
    x = 234,604.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.