Home / 1,016.16-1,524.30-528.60

Finding the Fourth Proportional to 1,016.16, 1,524.30 and 528.60

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Solution

The fourth proportional to 1,016.16, 1,524.30 and 528.60 is: 792.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016.16 : 1,524.30 = 528.60 : x
  2. Step 2: Convert to fraction form
    1,016.16/1,524.30 = 528.60/x
  3. Step 3: Cross multiply
    1,016.16x = 1,524.30 × 528.60
  4. Step 4: Simplify right side
    1,016.16x = 805,744.98
  5. Step 5: Solve for x
    x = 805,744.98/1,016.16
  6. Step 6: Final answer
    x = 792.93

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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.