Home / 769,477.36-1,154,274.05-229,691.01

Finding the Fourth Proportional to 769,477.36, 1,154,274.05 and 229,691.01

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Solution

The fourth proportional to 769,477.36, 1,154,274.05 and 229,691.01 is: 344,553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,477.36 : 1,154,274.05 = 229,691.01 : x
  2. Step 2: Convert to fraction form
    769,477.36/1,154,274.05 = 229,691.01/x
  3. Step 3: Cross multiply
    769,477.36x = 1,154,274.05 × 229,691.01
  4. Step 4: Simplify right side
    769,477.36x = 265,126,368,606.99
  5. Step 5: Solve for x
    x = 265,126,368,606.99/769,477.36
  6. Step 6: Final answer
    x = 344,553.83

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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.