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Finding the Fourth Proportional to 466,631.70, 700,077.15 and 200,519.70

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Solution

The fourth proportional to 466,631.70, 700,077.15 and 200,519.70 is: 300,835.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,631.70 : 700,077.15 = 200,519.70 : x
  2. Step 2: Convert to fraction form
    466,631.70/700,077.15 = 200,519.70/x
  3. Step 3: Cross multiply
    466,631.70x = 700,077.15 × 200,519.70
  4. Step 4: Simplify right side
    466,631.70x = 140,379,260,094.86
  5. Step 5: Solve for x
    x = 140,379,260,094.86/466,631.70
  6. Step 6: Final answer
    x = 300,835.24

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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.