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Finding the Fourth Proportional to 337,209.72, 465,309.60 and 201,218.46

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Solution

The fourth proportional to 337,209.72, 465,309.60 and 201,218.46 is: 277,657.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,209.72 : 465,309.60 = 201,218.46 : x
  2. Step 2: Convert to fraction form
    337,209.72/465,309.60 = 201,218.46/x
  3. Step 3: Cross multiply
    337,209.72x = 465,309.60 × 201,218.46
  4. Step 4: Simplify right side
    337,209.72x = 93,628,881,135.22
  5. Step 5: Solve for x
    x = 93,628,881,135.22/337,209.72
  6. Step 6: Final answer
    x = 277,657.72

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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.