Home / 770,060.10-1,155,286.98-296,618.34

Finding the Fourth Proportional to 770,060.10, 1,155,286.98 and 296,618.34

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Solution

The fourth proportional to 770,060.10, 1,155,286.98 and 296,618.34 is: 445,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,060.10 : 1,155,286.98 = 296,618.34 : x
  2. Step 2: Convert to fraction form
    770,060.10/1,155,286.98 = 296,618.34/x
  3. Step 3: Cross multiply
    770,060.10x = 1,155,286.98 × 296,618.34
  4. Step 4: Simplify right side
    770,060.10x = 342,679,306,231.21
  5. Step 5: Solve for x
    x = 342,679,306,231.21/770,060.10
  6. Step 6: Final answer
    x = 445,003.33

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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.