Home / 1,567.03-2,350.64-412.75

Finding the Fourth Proportional to 1,567.03, 2,350.64 and 412.75

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Solution

The fourth proportional to 1,567.03, 2,350.64 and 412.75 is: 619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.03 : 2,350.64 = 412.75 : x
  2. Step 2: Convert to fraction form
    1,567.03/2,350.64 = 412.75/x
  3. Step 3: Cross multiply
    1,567.03x = 2,350.64 × 412.75
  4. Step 4: Simplify right side
    1,567.03x = 970,224.60
  5. Step 5: Solve for x
    x = 970,224.60/1,567.03
  6. Step 6: Final answer
    x = 619.15

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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.