Home / 432,332.11-648,521.77-179,638.15

Finding the Fourth Proportional to 432,332.11, 648,521.77 and 179,638.15

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Solution

The fourth proportional to 432,332.11, 648,521.77 and 179,638.15 is: 269,467.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,332.11 : 648,521.77 = 179,638.15 : x
  2. Step 2: Convert to fraction form
    432,332.11/648,521.77 = 179,638.15/x
  3. Step 3: Cross multiply
    432,332.11x = 648,521.77 × 179,638.15
  4. Step 4: Simplify right side
    432,332.11x = 116,499,250,997.53
  5. Step 5: Solve for x
    x = 116,499,250,997.53/432,332.11
  6. Step 6: Final answer
    x = 269,467.03

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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.