Home / 1,083.20-1,624.59-352.67

Finding the Fourth Proportional to 1,083.20, 1,624.59 and 352.67

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Solution

The fourth proportional to 1,083.20, 1,624.59 and 352.67 is: 528.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083.20 : 1,624.59 = 352.67 : x
  2. Step 2: Convert to fraction form
    1,083.20/1,624.59 = 352.67/x
  3. Step 3: Cross multiply
    1,083.20x = 1,624.59 × 352.67
  4. Step 4: Simplify right side
    1,083.20x = 572,936.03
  5. Step 5: Solve for x
    x = 572,936.03/1,083.20
  6. Step 6: Final answer
    x = 528.93

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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.