Home / 330,890.36-495,083.03-196,026.83

Finding the Fourth Proportional to 330,890.36, 495,083.03 and 196,026.83

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Solution

The fourth proportional to 330,890.36, 495,083.03 and 196,026.83 is: 293,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,890.36 : 495,083.03 = 196,026.83 : x
  2. Step 2: Convert to fraction form
    330,890.36/495,083.03 = 196,026.83/x
  3. Step 3: Cross multiply
    330,890.36x = 495,083.03 × 196,026.83
  4. Step 4: Simplify right side
    330,890.36x = 97,049,553,502.15
  5. Step 5: Solve for x
    x = 97,049,553,502.15/330,890.36
  6. Step 6: Final answer
    x = 293,298.22

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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.