Home / 313,248.28-432,279.03-170,008.42

Finding the Fourth Proportional to 313,248.28, 432,279.03 and 170,008.42

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Solution

The fourth proportional to 313,248.28, 432,279.03 and 170,008.42 is: 234,609.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,248.28 : 432,279.03 = 170,008.42 : x
  2. Step 2: Convert to fraction form
    313,248.28/432,279.03 = 170,008.42/x
  3. Step 3: Cross multiply
    313,248.28x = 432,279.03 × 170,008.42
  4. Step 4: Simplify right side
    313,248.28x = 73,491,074,889.43
  5. Step 5: Solve for x
    x = 73,491,074,889.43/313,248.28
  6. Step 6: Final answer
    x = 234,609.67

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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.