Home / 1,544.14-2,316.61-619.73

Finding the Fourth Proportional to 1,544.14, 2,316.61 and 619.73

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Solution

The fourth proportional to 1,544.14, 2,316.61 and 619.73 is: 929.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.14 : 2,316.61 = 619.73 : x
  2. Step 2: Convert to fraction form
    1,544.14/2,316.61 = 619.73/x
  3. Step 3: Cross multiply
    1,544.14x = 2,316.61 × 619.73
  4. Step 4: Simplify right side
    1,544.14x = 1,435,672.72
  5. Step 5: Solve for x
    x = 1,435,672.72/1,544.14
  6. Step 6: Final answer
    x = 929.76

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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.