Home / 432,246.96-647,926.92-165,935.76

Finding the Fourth Proportional to 432,246.96, 647,926.92 and 165,935.76

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Solution

The fourth proportional to 432,246.96, 647,926.92 and 165,935.76 is: 248,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,246.96 : 647,926.92 = 165,935.76 : x
  2. Step 2: Convert to fraction form
    432,246.96/647,926.92 = 165,935.76/x
  3. Step 3: Cross multiply
    432,246.96x = 647,926.92 × 165,935.76
  4. Step 4: Simplify right side
    432,246.96x = 107,514,245,894.66
  5. Step 5: Solve for x
    x = 107,514,245,894.66/432,246.96
  6. Step 6: Final answer
    x = 248,733.38

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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.