Home / 758,982.17-1,138,472.13-198,016.67

Finding the Fourth Proportional to 758,982.17, 1,138,472.13 and 198,016.67

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Solution

The fourth proportional to 758,982.17, 1,138,472.13 and 198,016.67 is: 297,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,982.17 : 1,138,472.13 = 198,016.67 : x
  2. Step 2: Convert to fraction form
    758,982.17/1,138,472.13 = 198,016.67/x
  3. Step 3: Cross multiply
    758,982.17x = 1,138,472.13 × 198,016.67
  4. Step 4: Simplify right side
    758,982.17x = 225,436,460,070.41
  5. Step 5: Solve for x
    x = 225,436,460,070.41/758,982.17
  6. Step 6: Final answer
    x = 297,024.71

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Double scale
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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.