Home / 923,951.79-1,385,977.37-292,914.81

Finding the Fourth Proportional to 923,951.79, 1,385,977.37 and 292,914.81

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Solution

The fourth proportional to 923,951.79, 1,385,977.37 and 292,914.81 is: 439,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,951.79 : 1,385,977.37 = 292,914.81 : x
  2. Step 2: Convert to fraction form
    923,951.79/1,385,977.37 = 292,914.81/x
  3. Step 3: Cross multiply
    923,951.79x = 1,385,977.37 × 292,914.81
  4. Step 4: Simplify right side
    923,951.79x = 405,973,297,997.85
  5. Step 5: Solve for x
    x = 405,973,297,997.85/923,951.79
  6. Step 6: Final answer
    x = 439,387.97

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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.