Home / 1,624.02-2,435.25-528.27

Finding the Fourth Proportional to 1,624.02, 2,435.25 and 528.27

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Solution

The fourth proportional to 1,624.02, 2,435.25 and 528.27 is: 792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.02 : 2,435.25 = 528.27 : x
  2. Step 2: Convert to fraction form
    1,624.02/2,435.25 = 528.27/x
  3. Step 3: Cross multiply
    1,624.02x = 2,435.25 × 528.27
  4. Step 4: Simplify right side
    1,624.02x = 1,286,469.52
  5. Step 5: Solve for x
    x = 1,286,469.52/1,624.02
  6. Step 6: Final answer
    x = 792.15

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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.