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Finding the Fourth Proportional to 1,502.36, 2,253.60 and 529.16

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Solution

The fourth proportional to 1,502.36, 2,253.60 and 529.16 is: 793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.36 : 2,253.60 = 529.16 : x
  2. Step 2: Convert to fraction form
    1,502.36/2,253.60 = 529.16/x
  3. Step 3: Cross multiply
    1,502.36x = 2,253.60 × 529.16
  4. Step 4: Simplify right side
    1,502.36x = 1,192,514.98
  5. Step 5: Solve for x
    x = 1,192,514.98/1,502.36
  6. Step 6: Final answer
    x = 793.76

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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.