Home / 1,230.33-1,845.01-450.16

Finding the Fourth Proportional to 1,230.33, 1,845.01 and 450.16

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Solution

The fourth proportional to 1,230.33, 1,845.01 and 450.16 is: 675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230.33 : 1,845.01 = 450.16 : x
  2. Step 2: Convert to fraction form
    1,230.33/1,845.01 = 450.16/x
  3. Step 3: Cross multiply
    1,230.33x = 1,845.01 × 450.16
  4. Step 4: Simplify right side
    1,230.33x = 830,538.23
  5. Step 5: Solve for x
    x = 830,538.23/1,230.33
  6. Step 6: Final answer
    x = 675.05

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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.