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Finding the Fourth Proportional to 441,963.90, 609,914.22 and 267,538.12

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Solution

The fourth proportional to 441,963.90, 609,914.22 and 267,538.12 is: 369,205.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,963.90 : 609,914.22 = 267,538.12 : x
  2. Step 2: Convert to fraction form
    441,963.90/609,914.22 = 267,538.12/x
  3. Step 3: Cross multiply
    441,963.90x = 609,914.22 × 267,538.12
  4. Step 4: Simplify right side
    441,963.90x = 163,175,303,780.07
  5. Step 5: Solve for x
    x = 163,175,303,780.07/441,963.90
  6. Step 6: Final answer
    x = 369,205.05

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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.