Home / 1,497.14-2,245.68-401.54

Finding the Fourth Proportional to 1,497.14, 2,245.68 and 401.54

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Solution

The fourth proportional to 1,497.14, 2,245.68 and 401.54 is: 602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.14 : 2,245.68 = 401.54 : x
  2. Step 2: Convert to fraction form
    1,497.14/2,245.68 = 401.54/x
  3. Step 3: Cross multiply
    1,497.14x = 2,245.68 × 401.54
  4. Step 4: Simplify right side
    1,497.14x = 901,730.35
  5. Step 5: Solve for x
    x = 901,730.35/1,497.14
  6. Step 6: Final answer
    x = 602.30

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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.