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Finding the Fourth Proportional to 1,501.56, 2,252.31 and 527.67

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Solution

The fourth proportional to 1,501.56, 2,252.31 and 527.67 is: 791.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501.56 : 2,252.31 = 527.67 : x
  2. Step 2: Convert to fraction form
    1,501.56/2,252.31 = 527.67/x
  3. Step 3: Cross multiply
    1,501.56x = 2,252.31 × 527.67
  4. Step 4: Simplify right side
    1,501.56x = 1,188,476.42
  5. Step 5: Solve for x
    x = 1,188,476.42/1,501.56
  6. Step 6: Final answer
    x = 791.49

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1.5x scale

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.