Home / 1,616.24-2,424.60-462.08

Finding the Fourth Proportional to 1,616.24, 2,424.60 and 462.08

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Solution

The fourth proportional to 1,616.24, 2,424.60 and 462.08 is: 693.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616.24 : 2,424.60 = 462.08 : x
  2. Step 2: Convert to fraction form
    1,616.24/2,424.60 = 462.08/x
  3. Step 3: Cross multiply
    1,616.24x = 2,424.60 × 462.08
  4. Step 4: Simplify right side
    1,616.24x = 1,120,359.17
  5. Step 5: Solve for x
    x = 1,120,359.17/1,616.24
  6. Step 6: Final answer
    x = 693.19

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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.