Home / 394,933.27-592,026.25-243,223.65

Finding the Fourth Proportional to 394,933.27, 592,026.25 and 243,223.65

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Solution

The fourth proportional to 394,933.27, 592,026.25 and 243,223.65 is: 364,605.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,933.27 : 592,026.25 = 243,223.65 : x
  2. Step 2: Convert to fraction form
    394,933.27/592,026.25 = 243,223.65/x
  3. Step 3: Cross multiply
    394,933.27x = 592,026.25 × 243,223.65
  4. Step 4: Simplify right side
    394,933.27x = 143,994,785,420.81
  5. Step 5: Solve for x
    x = 143,994,785,420.81/394,933.27
  6. Step 6: Final answer
    x = 364,605.36

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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.