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Finding the Fourth Proportional to 301,774.57, 452,694.67 and 112,212.70

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Solution

The fourth proportional to 301,774.57, 452,694.67 and 112,212.70 is: 168,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,774.57 : 452,694.67 = 112,212.70 : x
  2. Step 2: Convert to fraction form
    301,774.57/452,694.67 = 112,212.70/x
  3. Step 3: Cross multiply
    301,774.57x = 452,694.67 × 112,212.70
  4. Step 4: Simplify right side
    301,774.57x = 50,798,089,784.04
  5. Step 5: Solve for x
    x = 50,798,089,784.04/301,774.57
  6. Step 6: Final answer
    x = 168,331.25

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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.