Home / 432,150.82-648,226.20-116,607.72

Finding the Fourth Proportional to 432,150.82, 648,226.20 and 116,607.72

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Solution

The fourth proportional to 432,150.82, 648,226.20 and 116,607.72 is: 174,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,150.82 : 648,226.20 = 116,607.72 : x
  2. Step 2: Convert to fraction form
    432,150.82/648,226.20 = 116,607.72/x
  3. Step 3: Cross multiply
    432,150.82x = 648,226.20 × 116,607.72
  4. Step 4: Simplify right side
    432,150.82x = 75,588,179,226.26
  5. Step 5: Solve for x
    x = 75,588,179,226.26/432,150.82
  6. Step 6: Final answer
    x = 174,911.57

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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.