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Finding the Fourth Proportional to 369,997.83, 510,171.37 and 273,341.54

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Solution

The fourth proportional to 369,997.83, 510,171.37 and 273,341.54 is: 376,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,997.83 : 510,171.37 = 273,341.54 : x
  2. Step 2: Convert to fraction form
    369,997.83/510,171.37 = 273,341.54/x
  3. Step 3: Cross multiply
    369,997.83x = 510,171.37 × 273,341.54
  4. Step 4: Simplify right side
    369,997.83x = 139,451,027,939.71
  5. Step 5: Solve for x
    x = 139,451,027,939.71/369,997.83
  6. Step 6: Final answer
    x = 376,896.88

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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.