Home / 1,502.36-2,253.42-406.69

Finding the Fourth Proportional to 1,502.36, 2,253.42 and 406.69

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Solution

The fourth proportional to 1,502.36, 2,253.42 and 406.69 is: 610.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.36 : 2,253.42 = 406.69 : x
  2. Step 2: Convert to fraction form
    1,502.36/2,253.42 = 406.69/x
  3. Step 3: Cross multiply
    1,502.36x = 2,253.42 × 406.69
  4. Step 4: Simplify right side
    1,502.36x = 916,442.36
  5. Step 5: Solve for x
    x = 916,442.36/1,502.36
  6. Step 6: Final answer
    x = 610.00

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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.