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Finding the Fourth Proportional to 296,753.64, 445,150.86 and 119,260.80

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Solution

The fourth proportional to 296,753.64, 445,150.86 and 119,260.80 is: 178,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,753.64 : 445,150.86 = 119,260.80 : x
  2. Step 2: Convert to fraction form
    296,753.64/445,150.86 = 119,260.80/x
  3. Step 3: Cross multiply
    296,753.64x = 445,150.86 × 119,260.80
  4. Step 4: Simplify right side
    296,753.64x = 53,089,047,684.29
  5. Step 5: Solve for x
    x = 53,089,047,684.29/296,753.64
  6. Step 6: Final answer
    x = 178,899.40

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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.