Home / 368,438.27-508,441.21-205,092.18

Finding the Fourth Proportional to 368,438.27, 508,441.21 and 205,092.18

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Solution

The fourth proportional to 368,438.27, 508,441.21 and 205,092.18 is: 283,025.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,438.27 : 508,441.21 = 205,092.18 : x
  2. Step 2: Convert to fraction form
    368,438.27/508,441.21 = 205,092.18/x
  3. Step 3: Cross multiply
    368,438.27x = 508,441.21 × 205,092.18
  4. Step 4: Simplify right side
    368,438.27x = 104,277,315,648.01
  5. Step 5: Solve for x
    x = 104,277,315,648.01/368,438.27
  6. Step 6: Final answer
    x = 283,025.21

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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.