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Finding the Fourth Proportional to 352,446.54, 486,376.72 and 191,301.62

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Solution

The fourth proportional to 352,446.54, 486,376.72 and 191,301.62 is: 263,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,446.54 : 486,376.72 = 191,301.62 : x
  2. Step 2: Convert to fraction form
    352,446.54/486,376.72 = 191,301.62/x
  3. Step 3: Cross multiply
    352,446.54x = 486,376.72 × 191,301.62
  4. Step 4: Simplify right side
    352,446.54x = 93,044,654,466.29
  5. Step 5: Solve for x
    x = 93,044,654,466.29/352,446.54
  6. Step 6: Final answer
    x = 263,996.50

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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.