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Finding the Fourth Proportional to 369,992.64, 510,591.44 and 200,226.76

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Solution

The fourth proportional to 369,992.64, 510,591.44 and 200,226.76 is: 276,313.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,992.64 : 510,591.44 = 200,226.76 : x
  2. Step 2: Convert to fraction form
    369,992.64/510,591.44 = 200,226.76/x
  3. Step 3: Cross multiply
    369,992.64x = 510,591.44 × 200,226.76
  4. Step 4: Simplify right side
    369,992.64x = 102,234,069,714.93
  5. Step 5: Solve for x
    x = 102,234,069,714.93/369,992.64
  6. Step 6: Final answer
    x = 276,313.79

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1.5x scale

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.