Home / 1,450.34-2,175.33-476.54

Finding the Fourth Proportional to 1,450.34, 2,175.33 and 476.54

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Solution

The fourth proportional to 1,450.34, 2,175.33 and 476.54 is: 714.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.34 : 2,175.33 = 476.54 : x
  2. Step 2: Convert to fraction form
    1,450.34/2,175.33 = 476.54/x
  3. Step 3: Cross multiply
    1,450.34x = 2,175.33 × 476.54
  4. Step 4: Simplify right side
    1,450.34x = 1,036,631.76
  5. Step 5: Solve for x
    x = 1,036,631.76/1,450.34
  6. Step 6: Final answer
    x = 714.75

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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.