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Finding the Fourth Proportional to 1,600.62, 2,400.93 and 1,235.94

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Solution

The fourth proportional to 1,600.62, 2,400.93 and 1,235.94 is: 1,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600.62 : 2,400.93 = 1,235.94 : x
  2. Step 2: Convert to fraction form
    1,600.62/2,400.93 = 1,235.94/x
  3. Step 3: Cross multiply
    1,600.62x = 2,400.93 × 1,235.94
  4. Step 4: Simplify right side
    1,600.62x = 2,967,405.42
  5. Step 5: Solve for x
    x = 2,967,405.42/1,600.62
  6. Step 6: Final answer
    x = 1,853.91

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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.