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Finding the Fourth Proportional to 536,593.59, 740,190.79 and 335,039.67

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Solution

The fourth proportional to 536,593.59, 740,190.79 and 335,039.67 is: 462,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,593.59 : 740,190.79 = 335,039.67 : x
  2. Step 2: Convert to fraction form
    536,593.59/740,190.79 = 335,039.67/x
  3. Step 3: Cross multiply
    536,593.59x = 740,190.79 × 335,039.67
  4. Step 4: Simplify right side
    536,593.59x = 247,993,278,018.64
  5. Step 5: Solve for x
    x = 247,993,278,018.64/536,593.59
  6. Step 6: Final answer
    x = 462,162.21

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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.