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Finding the Fourth Proportional to 536,818.80, 740,795.31 and 295,101.43

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Solution

The fourth proportional to 536,818.80, 740,795.31 and 295,101.43 is: 407,231.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,818.80 : 740,795.31 = 295,101.43 : x
  2. Step 2: Convert to fraction form
    536,818.80/740,795.31 = 295,101.43/x
  3. Step 3: Cross multiply
    536,818.80x = 740,795.31 × 295,101.43
  4. Step 4: Simplify right side
    536,818.80x = 218,609,757,633.28
  5. Step 5: Solve for x
    x = 218,609,757,633.28/536,818.80
  6. Step 6: Final answer
    x = 407,231.93

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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.