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Finding the Fourth Proportional to 335,496.89, 503,228.93 and 125,118.42

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Solution

The fourth proportional to 335,496.89, 503,228.93 and 125,118.42 is: 187,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,496.89 : 503,228.93 = 125,118.42 : x
  2. Step 2: Convert to fraction form
    335,496.89/503,228.93 = 125,118.42/x
  3. Step 3: Cross multiply
    335,496.89x = 503,228.93 × 125,118.42
  4. Step 4: Simplify right side
    335,496.89x = 62,963,209,289.75
  5. Step 5: Solve for x
    x = 62,963,209,289.75/335,496.89
  6. Step 6: Final answer
    x = 187,671.52

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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.