Home / 394,811.04-592,268.46-207,832.80

Finding the Fourth Proportional to 394,811.04, 592,268.46 and 207,832.80

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Solution

The fourth proportional to 394,811.04, 592,268.46 and 207,832.80 is: 311,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,811.04 : 592,268.46 = 207,832.80 : x
  2. Step 2: Convert to fraction form
    394,811.04/592,268.46 = 207,832.80/x
  3. Step 3: Cross multiply
    394,811.04x = 592,268.46 × 207,832.80
  4. Step 4: Simplify right side
    394,811.04x = 123,092,812,393.49
  5. Step 5: Solve for x
    x = 123,092,812,393.49/394,811.04
  6. Step 6: Final answer
    x = 311,776.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.