Home / 770,883.50-1,156,357.67-238,414.61

Finding the Fourth Proportional to 770,883.50, 1,156,357.67 and 238,414.61

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Solution

The fourth proportional to 770,883.50, 1,156,357.67 and 238,414.61 is: 357,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,883.50 : 1,156,357.67 = 238,414.61 : x
  2. Step 2: Convert to fraction form
    770,883.50/1,156,357.67 = 238,414.61/x
  3. Step 3: Cross multiply
    770,883.50x = 1,156,357.67 × 238,414.61
  4. Step 4: Simplify right side
    770,883.50x = 275,692,564,612.38
  5. Step 5: Solve for x
    x = 275,692,564,612.38/770,883.50
  6. Step 6: Final answer
    x = 357,631.94

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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.