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Finding the Fourth Proportional to 536,874.35, 740,888.37 and 295,161.03

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Solution

The fourth proportional to 536,874.35, 740,888.37 and 295,161.03 is: 407,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,874.35 : 740,888.37 = 295,161.03 : x
  2. Step 2: Convert to fraction form
    536,874.35/740,888.37 = 295,161.03/x
  3. Step 3: Cross multiply
    536,874.35x = 740,888.37 × 295,161.03
  4. Step 4: Simplify right side
    536,874.35x = 218,681,374,404.22
  5. Step 5: Solve for x
    x = 218,681,374,404.22/536,874.35
  6. Step 6: Final answer
    x = 407,323.20

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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.