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Finding the Fourth Proportional to 503,040.70, 693,844.41 and 341,615.26

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Solution

The fourth proportional to 503,040.70, 693,844.41 and 341,615.26 is: 471,190.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,040.70 : 693,844.41 = 341,615.26 : x
  2. Step 2: Convert to fraction form
    503,040.70/693,844.41 = 341,615.26/x
  3. Step 3: Cross multiply
    503,040.70x = 693,844.41 × 341,615.26
  4. Step 4: Simplify right side
    503,040.70x = 237,027,838,521.70
  5. Step 5: Solve for x
    x = 237,027,838,521.70/503,040.70
  6. Step 6: Final answer
    x = 471,190.18

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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.