Home / 328,069.46-491,929.23-169,905.62

Finding the Fourth Proportional to 328,069.46, 491,929.23 and 169,905.62

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Solution

The fourth proportional to 328,069.46, 491,929.23 and 169,905.62 is: 254,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,069.46 : 491,929.23 = 169,905.62 : x
  2. Step 2: Convert to fraction form
    328,069.46/491,929.23 = 169,905.62/x
  3. Step 3: Cross multiply
    328,069.46x = 491,929.23 × 169,905.62
  4. Step 4: Simplify right side
    328,069.46x = 83,581,540,819.27
  5. Step 5: Solve for x
    x = 83,581,540,819.27/328,069.46
  6. Step 6: Final answer
    x = 254,767.82

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1.5x scale

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.