Home / 313,243.40-432,276.19-170,003.48

Finding the Fourth Proportional to 313,243.40, 432,276.19 and 170,003.48

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Solution

The fourth proportional to 313,243.40, 432,276.19 and 170,003.48 is: 234,604.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,243.40 : 432,276.19 = 170,003.48 : x
  2. Step 2: Convert to fraction form
    313,243.40/432,276.19 = 170,003.48/x
  3. Step 3: Cross multiply
    313,243.40x = 432,276.19 × 170,003.48
  4. Step 4: Simplify right side
    313,243.40x = 73,488,458,638.35
  5. Step 5: Solve for x
    x = 73,488,458,638.35/313,243.40
  6. Step 6: Final answer
    x = 234,604.97

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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.