Home / 1,500.48-2,249.46-527.22

Finding the Fourth Proportional to 1,500.48, 2,249.46 and 527.22

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Solution

The fourth proportional to 1,500.48, 2,249.46 and 527.22 is: 790.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.48 : 2,249.46 = 527.22 : x
  2. Step 2: Convert to fraction form
    1,500.48/2,249.46 = 527.22/x
  3. Step 3: Cross multiply
    1,500.48x = 2,249.46 × 527.22
  4. Step 4: Simplify right side
    1,500.48x = 1,185,960.30
  5. Step 5: Solve for x
    x = 1,185,960.30/1,500.48
  6. Step 6: Final answer
    x = 790.39

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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.