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Finding the Fourth Proportional to 557,361.76, 835,828.71 and 237,310.71

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Solution

The fourth proportional to 557,361.76, 835,828.71 and 237,310.71 is: 355,874.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,361.76 : 835,828.71 = 237,310.71 : x
  2. Step 2: Convert to fraction form
    557,361.76/835,828.71 = 237,310.71/x
  3. Step 3: Cross multiply
    557,361.76x = 835,828.71 × 237,310.71
  4. Step 4: Simplify right side
    557,361.76x = 198,351,104,608.48
  5. Step 5: Solve for x
    x = 198,351,104,608.48/557,361.76
  6. Step 6: Final answer
    x = 355,874.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.