Home / 914,555.61-1,371,904.39-274,809.41

Finding the Fourth Proportional to 914,555.61, 1,371,904.39 and 274,809.41

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Solution

The fourth proportional to 914,555.61, 1,371,904.39 and 274,809.41 is: 412,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,555.61 : 1,371,904.39 = 274,809.41 : x
  2. Step 2: Convert to fraction form
    914,555.61/1,371,904.39 = 274,809.41/x
  3. Step 3: Cross multiply
    914,555.61x = 1,371,904.39 × 274,809.41
  4. Step 4: Simplify right side
    914,555.61x = 377,012,234,620.94
  5. Step 5: Solve for x
    x = 377,012,234,620.94/914,555.61
  6. Step 6: Final answer
    x = 412,235.44

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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.