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Finding the Fourth Proportional to 376,558.40, 519,650.55 and 204,475.52

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Solution

The fourth proportional to 376,558.40, 519,650.55 and 204,475.52 is: 282,176.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,558.40 : 519,650.55 = 204,475.52 : x
  2. Step 2: Convert to fraction form
    376,558.40/519,650.55 = 204,475.52/x
  3. Step 3: Cross multiply
    376,558.40x = 519,650.55 × 204,475.52
  4. Step 4: Simplify right side
    376,558.40x = 106,255,813,831.28
  5. Step 5: Solve for x
    x = 106,255,813,831.28/376,558.40
  6. Step 6: Final answer
    x = 282,176.19

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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.