Home / 1,622.52-2,434.19-468.27

Finding the Fourth Proportional to 1,622.52, 2,434.19 and 468.27

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Solution

The fourth proportional to 1,622.52, 2,434.19 and 468.27 is: 702.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.52 : 2,434.19 = 468.27 : x
  2. Step 2: Convert to fraction form
    1,622.52/2,434.19 = 468.27/x
  3. Step 3: Cross multiply
    1,622.52x = 2,434.19 × 468.27
  4. Step 4: Simplify right side
    1,622.52x = 1,139,855.81
  5. Step 5: Solve for x
    x = 1,139,855.81/1,622.52
  6. Step 6: Final answer
    x = 702.52

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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.