Home / 1,494.01-2,239.14-946.35

Finding the Fourth Proportional to 1,494.01, 2,239.14 and 946.35

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Solution

The fourth proportional to 1,494.01, 2,239.14 and 946.35 is: 1,418.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.01 : 2,239.14 = 946.35 : x
  2. Step 2: Convert to fraction form
    1,494.01/2,239.14 = 946.35/x
  3. Step 3: Cross multiply
    1,494.01x = 2,239.14 × 946.35
  4. Step 4: Simplify right side
    1,494.01x = 2,119,013.69
  5. Step 5: Solve for x
    x = 2,119,013.69/1,494.01
  6. Step 6: Final answer
    x = 1,418.34

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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.