Home / 1,232.35-1,848.62-410.81

Finding the Fourth Proportional to 1,232.35, 1,848.62 and 410.81

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Solution

The fourth proportional to 1,232.35, 1,848.62 and 410.81 is: 616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.35 : 1,848.62 = 410.81 : x
  2. Step 2: Convert to fraction form
    1,232.35/1,848.62 = 410.81/x
  3. Step 3: Cross multiply
    1,232.35x = 1,848.62 × 410.81
  4. Step 4: Simplify right side
    1,232.35x = 759,423.37
  5. Step 5: Solve for x
    x = 759,423.37/1,232.35
  6. Step 6: Final answer
    x = 616.24

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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.