Home / 312,505.73-468,932.33-152,583.62

Finding the Fourth Proportional to 312,505.73, 468,932.33 and 152,583.62

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Solution

The fourth proportional to 312,505.73, 468,932.33 and 152,583.62 is: 228,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,505.73 : 468,932.33 = 152,583.62 : x
  2. Step 2: Convert to fraction form
    312,505.73/468,932.33 = 152,583.62/x
  3. Step 3: Cross multiply
    312,505.73x = 468,932.33 × 152,583.62
  4. Step 4: Simplify right side
    312,505.73x = 71,551,389,338.85
  5. Step 5: Solve for x
    x = 71,551,389,338.85/312,505.73
  6. Step 6: Final answer
    x = 228,960.25

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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.