Home / 394,711.92-592,155.36-184,235.04

Finding the Fourth Proportional to 394,711.92, 592,155.36 and 184,235.04

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Solution

The fourth proportional to 394,711.92, 592,155.36 and 184,235.04 is: 276,393.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,711.92 : 592,155.36 = 184,235.04 : x
  2. Step 2: Convert to fraction form
    394,711.92/592,155.36 = 184,235.04/x
  3. Step 3: Cross multiply
    394,711.92x = 592,155.36 × 184,235.04
  4. Step 4: Simplify right side
    394,711.92x = 109,095,766,435.81
  5. Step 5: Solve for x
    x = 109,095,766,435.81/394,711.92
  6. Step 6: Final answer
    x = 276,393.39

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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.