Home / 432,204.25-648,310.02-151,721.50

Finding the Fourth Proportional to 432,204.25, 648,310.02 and 151,721.50

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Solution

The fourth proportional to 432,204.25, 648,310.02 and 151,721.50 is: 227,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,204.25 : 648,310.02 = 151,721.50 : x
  2. Step 2: Convert to fraction form
    432,204.25/648,310.02 = 151,721.50/x
  3. Step 3: Cross multiply
    432,204.25x = 648,310.02 × 151,721.50
  4. Step 4: Simplify right side
    432,204.25x = 98,362,568,699.43
  5. Step 5: Solve for x
    x = 98,362,568,699.43/432,204.25
  6. Step 6: Final answer
    x = 227,583.53

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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.