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Finding the Fourth Proportional to 543,092.37, 749,456.11 and 301,372.98

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Solution

The fourth proportional to 543,092.37, 749,456.11 and 301,372.98 is: 415,888.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,092.37 : 749,456.11 = 301,372.98 : x
  2. Step 2: Convert to fraction form
    543,092.37/749,456.11 = 301,372.98/x
  3. Step 3: Cross multiply
    543,092.37x = 749,456.11 × 301,372.98
  4. Step 4: Simplify right side
    543,092.37x = 225,865,821,249.91
  5. Step 5: Solve for x
    x = 225,865,821,249.91/543,092.37
  6. Step 6: Final answer
    x = 415,888.41

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1.5x scale

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.