Home / 460,828.14-691,553.44-161,311.20

Finding the Fourth Proportional to 460,828.14, 691,553.44 and 161,311.20

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Solution

The fourth proportional to 460,828.14, 691,553.44 and 161,311.20 is: 242,075.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,828.14 : 691,553.44 = 161,311.20 : x
  2. Step 2: Convert to fraction form
    460,828.14/691,553.44 = 161,311.20/x
  3. Step 3: Cross multiply
    460,828.14x = 691,553.44 × 161,311.20
  4. Step 4: Simplify right side
    460,828.14x = 111,555,315,270.53
  5. Step 5: Solve for x
    x = 111,555,315,270.53/460,828.14
  6. Step 6: Final answer
    x = 242,075.74

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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.