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Finding the Fourth Proportional to 483,924, 667,783.50 and 269,056.14

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Solution

The fourth proportional to 483,924, 667,783.50 and 269,056.14 is: 371,279.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,924 : 667,783.50 = 269,056.14 : x
  2. Step 2: Convert to fraction form
    483,924/667,783.50 = 269,056.14/x
  3. Step 3: Cross multiply
    483,924x = 667,783.50 × 269,056.14
  4. Step 4: Simplify right side
    483,924x = 179,671,250,865.69
  5. Step 5: Solve for x
    x = 179,671,250,865.69/483,924
  6. Step 6: Final answer
    x = 371,279.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.