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Finding the Fourth Proportional to 587,183.72, 810,264.06 and 325,546.02

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Solution

The fourth proportional to 587,183.72, 810,264.06 and 325,546.02 is: 449,226.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,183.72 : 810,264.06 = 325,546.02 : x
  2. Step 2: Convert to fraction form
    587,183.72/810,264.06 = 325,546.02/x
  3. Step 3: Cross multiply
    587,183.72x = 810,264.06 × 325,546.02
  4. Step 4: Simplify right side
    587,183.72x = 263,778,239,882.04
  5. Step 5: Solve for x
    x = 263,778,239,882.04/587,183.72
  6. Step 6: Final answer
    x = 449,226.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.