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Finding the Fourth Proportional to 338,344.80, 466,883.28 and 202,351.20

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Solution

The fourth proportional to 338,344.80, 466,883.28 and 202,351.20 is: 279,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,344.80 : 466,883.28 = 202,351.20 : x
  2. Step 2: Convert to fraction form
    338,344.80/466,883.28 = 202,351.20/x
  3. Step 3: Cross multiply
    338,344.80x = 466,883.28 × 202,351.20
  4. Step 4: Simplify right side
    338,344.80x = 94,474,391,967.94
  5. Step 5: Solve for x
    x = 94,474,391,967.94/338,344.80
  6. Step 6: Final answer
    x = 279,225.19

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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.