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Finding the Fourth Proportional to 578,802, 798,747.03 and 324,153.27

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Solution

The fourth proportional to 578,802, 798,747.03 and 324,153.27 is: 447,331.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,802 : 798,747.03 = 324,153.27 : x
  2. Step 2: Convert to fraction form
    578,802/798,747.03 = 324,153.27/x
  3. Step 3: Cross multiply
    578,802x = 798,747.03 × 324,153.27
  4. Step 4: Simplify right side
    578,802x = 258,916,461,677.29
  5. Step 5: Solve for x
    x = 258,916,461,677.29/578,802
  6. Step 6: Final answer
    x = 447,331.66

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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.