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Finding the Fourth Proportional to 483,101.70, 724,652.55 and 341,384.10

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Solution

The fourth proportional to 483,101.70, 724,652.55 and 341,384.10 is: 512,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,101.70 : 724,652.55 = 341,384.10 : x
  2. Step 2: Convert to fraction form
    483,101.70/724,652.55 = 341,384.10/x
  3. Step 3: Cross multiply
    483,101.70x = 724,652.55 × 341,384.10
  4. Step 4: Simplify right side
    483,101.70x = 247,384,858,594.46
  5. Step 5: Solve for x
    x = 247,384,858,594.46/483,101.70
  6. Step 6: Final answer
    x = 512,076.15

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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.