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Finding the Fourth Proportional to 426,896.86, 588,856.62 and 273,883

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Solution

The fourth proportional to 426,896.86, 588,856.62 and 273,883 is: 377,791.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,896.86 : 588,856.62 = 273,883 : x
  2. Step 2: Convert to fraction form
    426,896.86/588,856.62 = 273,883/x
  3. Step 3: Cross multiply
    426,896.86x = 588,856.62 × 273,883
  4. Step 4: Simplify right side
    426,896.86x = 161,277,817,655.46
  5. Step 5: Solve for x
    x = 161,277,817,655.46/426,896.86
  6. Step 6: Final answer
    x = 377,791.06

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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.