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Finding the Fourth Proportional to 606,989.76, 837,646.03 and 335,057.83

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Solution

The fourth proportional to 606,989.76, 837,646.03 and 335,057.83 is: 462,379.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,989.76 : 837,646.03 = 335,057.83 : x
  2. Step 2: Convert to fraction form
    606,989.76/837,646.03 = 335,057.83/x
  3. Step 3: Cross multiply
    606,989.76x = 837,646.03 × 335,057.83
  4. Step 4: Simplify right side
    606,989.76x = 280,659,861,119.92
  5. Step 5: Solve for x
    x = 280,659,861,119.92/606,989.76
  6. Step 6: Final answer
    x = 462,379.89

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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.