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Finding the Fourth Proportional to 291,755.79, 437,458.64 and 114,050.97

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Solution

The fourth proportional to 291,755.79, 437,458.64 and 114,050.97 is: 171,008.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,755.79 : 437,458.64 = 114,050.97 : x
  2. Step 2: Convert to fraction form
    291,755.79/437,458.64 = 114,050.97/x
  3. Step 3: Cross multiply
    291,755.79x = 437,458.64 × 114,050.97
  4. Step 4: Simplify right side
    291,755.79x = 49,892,581,656.63
  5. Step 5: Solve for x
    x = 49,892,581,656.63/291,755.79
  6. Step 6: Final answer
    x = 171,008.03

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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.