Home / 1,670.30-2,504.96-500.25

Finding the Fourth Proportional to 1,670.30, 2,504.96 and 500.25

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Solution

The fourth proportional to 1,670.30, 2,504.96 and 500.25 is: 750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670.30 : 2,504.96 = 500.25 : x
  2. Step 2: Convert to fraction form
    1,670.30/2,504.96 = 500.25/x
  3. Step 3: Cross multiply
    1,670.30x = 2,504.96 × 500.25
  4. Step 4: Simplify right side
    1,670.30x = 1,253,115.01
  5. Step 5: Solve for x
    x = 1,253,115.01/1,670.30
  6. Step 6: Final answer
    x = 750.23

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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.