Home / 432,110.48-648,230.52-151,578.32

Finding the Fourth Proportional to 432,110.48, 648,230.52 and 151,578.32

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Solution

The fourth proportional to 432,110.48, 648,230.52 and 151,578.32 is: 227,390.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,110.48 : 648,230.52 = 151,578.32 : x
  2. Step 2: Convert to fraction form
    432,110.48/648,230.52 = 151,578.32/x
  3. Step 3: Cross multiply
    432,110.48x = 648,230.52 × 151,578.32
  4. Step 4: Simplify right side
    432,110.48x = 98,257,693,194.33
  5. Step 5: Solve for x
    x = 98,257,693,194.33/432,110.48
  6. Step 6: Final answer
    x = 227,390.21

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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.