Home / 313,554.33-432,713.03-170,322.57

Finding the Fourth Proportional to 313,554.33, 432,713.03 and 170,322.57

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Solution

The fourth proportional to 313,554.33, 432,713.03 and 170,322.57 is: 235,049.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,554.33 : 432,713.03 = 170,322.57 : x
  2. Step 2: Convert to fraction form
    313,554.33/432,713.03 = 170,322.57/x
  3. Step 3: Cross multiply
    313,554.33x = 432,713.03 × 170,322.57
  4. Step 4: Simplify right side
    313,554.33x = 73,700,794,490.47
  5. Step 5: Solve for x
    x = 73,700,794,490.47/313,554.33
  6. Step 6: Final answer
    x = 235,049.52

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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.