Home / 1,731.74-2,598.05-499.23

Finding the Fourth Proportional to 1,731.74, 2,598.05 and 499.23

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Solution

The fourth proportional to 1,731.74, 2,598.05 and 499.23 is: 748.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.74 : 2,598.05 = 499.23 : x
  2. Step 2: Convert to fraction form
    1,731.74/2,598.05 = 499.23/x
  3. Step 3: Cross multiply
    1,731.74x = 2,598.05 × 499.23
  4. Step 4: Simplify right side
    1,731.74x = 1,297,024.50
  5. Step 5: Solve for x
    x = 1,297,024.50/1,731.74
  6. Step 6: Final answer
    x = 748.97

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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.