Home / 1,450.70-2,174.67-476.27

Finding the Fourth Proportional to 1,450.70, 2,174.67 and 476.27

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Solution

The fourth proportional to 1,450.70, 2,174.67 and 476.27 is: 713.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.70 : 2,174.67 = 476.27 : x
  2. Step 2: Convert to fraction form
    1,450.70/2,174.67 = 476.27/x
  3. Step 3: Cross multiply
    1,450.70x = 2,174.67 × 476.27
  4. Step 4: Simplify right side
    1,450.70x = 1,035,719.21
  5. Step 5: Solve for x
    x = 1,035,719.21/1,450.70
  6. Step 6: Final answer
    x = 713.95

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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.