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Finding the Fourth Proportional to 483,174.40, 724,513.68 and 255,592.86

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Solution

The fourth proportional to 483,174.40, 724,513.68 and 255,592.86 is: 383,258.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,174.40 : 724,513.68 = 255,592.86 : x
  2. Step 2: Convert to fraction form
    483,174.40/724,513.68 = 255,592.86/x
  3. Step 3: Cross multiply
    483,174.40x = 724,513.68 × 255,592.86
  4. Step 4: Simplify right side
    483,174.40x = 185,180,523,580.33
  5. Step 5: Solve for x
    x = 185,180,523,580.33/483,174.40
  6. Step 6: Final answer
    x = 383,258.14

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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.