Home / 1,466.55-2,200.17-426.59

Finding the Fourth Proportional to 1,466.55, 2,200.17 and 426.59

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Solution

The fourth proportional to 1,466.55, 2,200.17 and 426.59 is: 639.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.55 : 2,200.17 = 426.59 : x
  2. Step 2: Convert to fraction form
    1,466.55/2,200.17 = 426.59/x
  3. Step 3: Cross multiply
    1,466.55x = 2,200.17 × 426.59
  4. Step 4: Simplify right side
    1,466.55x = 938,559.52
  5. Step 5: Solve for x
    x = 938,559.52/1,466.55
  6. Step 6: Final answer
    x = 639.98

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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.