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Finding the Fourth Proportional to 337,871.40, 466,256.58 and 194,631

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Solution

The fourth proportional to 337,871.40, 466,256.58 and 194,631 is: 268,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,871.40 : 466,256.58 = 194,631 : x
  2. Step 2: Convert to fraction form
    337,871.40/466,256.58 = 194,631/x
  3. Step 3: Cross multiply
    337,871.40x = 466,256.58 × 194,631
  4. Step 4: Simplify right side
    337,871.40x = 90,747,984,421.98
  5. Step 5: Solve for x
    x = 90,747,984,421.98/337,871.40
  6. Step 6: Final answer
    x = 268,587.35

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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.