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Finding the Fourth Proportional to 2,309.58, 3,464.49 and 578.22

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Solution

The fourth proportional to 2,309.58, 3,464.49 and 578.22 is: 867.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.58 : 3,464.49 = 578.22 : x
  2. Step 2: Convert to fraction form
    2,309.58/3,464.49 = 578.22/x
  3. Step 3: Cross multiply
    2,309.58x = 3,464.49 × 578.22
  4. Step 4: Simplify right side
    2,309.58x = 2,003,237.41
  5. Step 5: Solve for x
    x = 2,003,237.41/2,309.58
  6. Step 6: Final answer
    x = 867.36

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1.5x scale

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.