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Finding the Fourth Proportional to 436,857, 602,877.24 and 267,058.32

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Solution

The fourth proportional to 436,857, 602,877.24 and 267,058.32 is: 368,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,857 : 602,877.24 = 267,058.32 : x
  2. Step 2: Convert to fraction form
    436,857/602,877.24 = 267,058.32/x
  3. Step 3: Cross multiply
    436,857x = 602,877.24 × 267,058.32
  4. Step 4: Simplify right side
    436,857x = 161,003,382,880.64
  5. Step 5: Solve for x
    x = 161,003,382,880.64/436,857
  6. Step 6: Final answer
    x = 368,549.39

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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.