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Finding the Fourth Proportional to 536,843.62, 740,858.33 and 295,132.28

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Solution

The fourth proportional to 536,843.62, 740,858.33 and 295,132.28 is: 407,290.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,843.62 : 740,858.33 = 295,132.28 : x
  2. Step 2: Convert to fraction form
    536,843.62/740,858.33 = 295,132.28/x
  3. Step 3: Cross multiply
    536,843.62x = 740,858.33 × 295,132.28
  4. Step 4: Simplify right side
    536,843.62x = 218,651,205,123.43
  5. Step 5: Solve for x
    x = 218,651,205,123.43/536,843.62
  6. Step 6: Final answer
    x = 407,290.31

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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.