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Finding the Fourth Proportional to 441,874, 609,787.34 and 250,917.31

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Solution

The fourth proportional to 441,874, 609,787.34 and 250,917.31 is: 346,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,874 : 609,787.34 = 250,917.31 : x
  2. Step 2: Convert to fraction form
    441,874/609,787.34 = 250,917.31/x
  3. Step 3: Cross multiply
    441,874x = 609,787.34 × 250,917.31
  4. Step 4: Simplify right side
    441,874x = 153,006,199,024.86
  5. Step 5: Solve for x
    x = 153,006,199,024.86/441,874
  6. Step 6: Final answer
    x = 346,266.58

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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.