Home / 1,623.08-2,434.20-468.56

Finding the Fourth Proportional to 1,623.08, 2,434.20 and 468.56

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Solution

The fourth proportional to 1,623.08, 2,434.20 and 468.56 is: 702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.08 : 2,434.20 = 468.56 : x
  2. Step 2: Convert to fraction form
    1,623.08/2,434.20 = 468.56/x
  3. Step 3: Cross multiply
    1,623.08x = 2,434.20 × 468.56
  4. Step 4: Simplify right side
    1,623.08x = 1,140,568.75
  5. Step 5: Solve for x
    x = 1,140,568.75/1,623.08
  6. Step 6: Final answer
    x = 702.72

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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.