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Finding the Fourth Proportional to 340,029.32, 466,256.45 and 331,171.97

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Solution

The fourth proportional to 340,029.32, 466,256.45 and 331,171.97 is: 454,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,029.32 : 466,256.45 = 331,171.97 : x
  2. Step 2: Convert to fraction form
    340,029.32/466,256.45 = 331,171.97/x
  3. Step 3: Cross multiply
    340,029.32x = 466,256.45 × 331,171.97
  4. Step 4: Simplify right side
    340,029.32x = 154,411,063,084.56
  5. Step 5: Solve for x
    x = 154,411,063,084.56/340,029.32
  6. Step 6: Final answer
    x = 454,111.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.