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Finding the Fourth Proportional to 558,044.64, 770,265.52 and 364,481.98

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Solution

The fourth proportional to 558,044.64, 770,265.52 and 364,481.98 is: 503,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,044.64 : 770,265.52 = 364,481.98 : x
  2. Step 2: Convert to fraction form
    558,044.64/770,265.52 = 364,481.98/x
  3. Step 3: Cross multiply
    558,044.64x = 770,265.52 × 364,481.98
  4. Step 4: Simplify right side
    558,044.64x = 280,747,899,018.46
  5. Step 5: Solve for x
    x = 280,747,899,018.46/558,044.64
  6. Step 6: Final answer
    x = 503,092.19

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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.