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Finding the Fourth Proportional to 337,259.90, 465,198.29 and 216,209.45

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Solution

The fourth proportional to 337,259.90, 465,198.29 and 216,209.45 is: 298,227.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,259.90 : 465,198.29 = 216,209.45 : x
  2. Step 2: Convert to fraction form
    337,259.90/465,198.29 = 216,209.45/x
  3. Step 3: Cross multiply
    337,259.90x = 465,198.29 × 216,209.45
  4. Step 4: Simplify right side
    337,259.90x = 100,580,267,314.57
  5. Step 5: Solve for x
    x = 100,580,267,314.57/337,259.90
  6. Step 6: Final answer
    x = 298,227.77

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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.