Home / 1,500.17-2,251.27-526.28

Finding the Fourth Proportional to 1,500.17, 2,251.27 and 526.28

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Solution

The fourth proportional to 1,500.17, 2,251.27 and 526.28 is: 789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500.17 : 2,251.27 = 526.28 : x
  2. Step 2: Convert to fraction form
    1,500.17/2,251.27 = 526.28/x
  3. Step 3: Cross multiply
    1,500.17x = 2,251.27 × 526.28
  4. Step 4: Simplify right side
    1,500.17x = 1,184,804.66
  5. Step 5: Solve for x
    x = 1,184,804.66/1,500.17
  6. Step 6: Final answer
    x = 789.78

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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.