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Finding the Fourth Proportional to 337,395.78, 465,606.63 and 194,152.98

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Solution

The fourth proportional to 337,395.78, 465,606.63 and 194,152.98 is: 267,931.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,395.78 : 465,606.63 = 194,152.98 : x
  2. Step 2: Convert to fraction form
    337,395.78/465,606.63 = 194,152.98/x
  3. Step 3: Cross multiply
    337,395.78x = 465,606.63 × 194,152.98
  4. Step 4: Simplify right side
    337,395.78x = 90,398,914,722.26
  5. Step 5: Solve for x
    x = 90,398,914,722.26/337,395.78
  6. Step 6: Final answer
    x = 267,931.37

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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.