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Finding the Fourth Proportional to 652,003.54, 899,808.07 and 365,542.18

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Solution

The fourth proportional to 652,003.54, 899,808.07 and 365,542.18 is: 504,472.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,003.54 : 899,808.07 = 365,542.18 : x
  2. Step 2: Convert to fraction form
    652,003.54/899,808.07 = 365,542.18/x
  3. Step 3: Cross multiply
    652,003.54x = 899,808.07 × 365,542.18
  4. Step 4: Simplify right side
    652,003.54x = 328,917,803,489.39
  5. Step 5: Solve for x
    x = 328,917,803,489.39/652,003.54
  6. Step 6: Final answer
    x = 504,472.42

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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.