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Finding the Fourth Proportional to 436,858, 602,878.62 and 267,059.32

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Solution

The fourth proportional to 436,858, 602,878.62 and 267,059.32 is: 368,550.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,858 : 602,878.62 = 267,059.32 : x
  2. Step 2: Convert to fraction form
    436,858/602,878.62 = 267,059.32/x
  3. Step 3: Cross multiply
    436,858x = 602,878.62 × 267,059.32
  4. Step 4: Simplify right side
    436,858x = 161,004,354,299.74
  5. Step 5: Solve for x
    x = 161,004,354,299.74/436,858
  6. Step 6: Final answer
    x = 368,550.77

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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.