Home / 1,246.52-1,868.88-466.40

Finding the Fourth Proportional to 1,246.52, 1,868.88 and 466.40

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Solution

The fourth proportional to 1,246.52, 1,868.88 and 466.40 is: 699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246.52 : 1,868.88 = 466.40 : x
  2. Step 2: Convert to fraction form
    1,246.52/1,868.88 = 466.40/x
  3. Step 3: Cross multiply
    1,246.52x = 1,868.88 × 466.40
  4. Step 4: Simplify right side
    1,246.52x = 871,645.63
  5. Step 5: Solve for x
    x = 871,645.63/1,246.52
  6. Step 6: Final answer
    x = 699.26

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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.