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Finding the Fourth Proportional to 587,784.44, 810,798.02 and 369,647.12

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Solution

The fourth proportional to 587,784.44, 810,798.02 and 369,647.12 is: 509,896.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,784.44 : 810,798.02 = 369,647.12 : x
  2. Step 2: Convert to fraction form
    587,784.44/810,798.02 = 369,647.12/x
  3. Step 3: Cross multiply
    587,784.44x = 810,798.02 × 369,647.12
  4. Step 4: Simplify right side
    587,784.44x = 299,709,147,092.48
  5. Step 5: Solve for x
    x = 299,709,147,092.48/587,784.44
  6. Step 6: Final answer
    x = 509,896.37

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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.