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Finding the Fourth Proportional to 587,399.19, 810,583.52 and 332,752.47

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Solution

The fourth proportional to 587,399.19, 810,583.52 and 332,752.47 is: 459,182.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,399.19 : 810,583.52 = 332,752.47 : x
  2. Step 2: Convert to fraction form
    587,399.19/810,583.52 = 332,752.47/x
  3. Step 3: Cross multiply
    587,399.19x = 810,583.52 × 332,752.47
  4. Step 4: Simplify right side
    587,399.19x = 269,723,666,757.53
  5. Step 5: Solve for x
    x = 269,723,666,757.53/587,399.19
  6. Step 6: Final answer
    x = 459,182.91

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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.