Home / 1,700.16-2,550.14-450.72

Finding the Fourth Proportional to 1,700.16, 2,550.14 and 450.72

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Solution

The fourth proportional to 1,700.16, 2,550.14 and 450.72 is: 676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.16 : 2,550.14 = 450.72 : x
  2. Step 2: Convert to fraction form
    1,700.16/2,550.14 = 450.72/x
  3. Step 3: Cross multiply
    1,700.16x = 2,550.14 × 450.72
  4. Step 4: Simplify right side
    1,700.16x = 1,149,399.10
  5. Step 5: Solve for x
    x = 1,149,399.10/1,700.16
  6. Step 6: Final answer
    x = 676.05

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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.