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Finding the Fourth Proportional to 305,373.36, 458,196.36 and 118,399.44

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Solution

The fourth proportional to 305,373.36, 458,196.36 and 118,399.44 is: 177,652.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,373.36 : 458,196.36 = 118,399.44 : x
  2. Step 2: Convert to fraction form
    305,373.36/458,196.36 = 118,399.44/x
  3. Step 3: Cross multiply
    305,373.36x = 458,196.36 × 118,399.44
  4. Step 4: Simplify right side
    305,373.36x = 54,250,192,434.04
  5. Step 5: Solve for x
    x = 54,250,192,434.04/305,373.36
  6. Step 6: Final answer
    x = 177,652.01

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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.