Home / 432,552.64-648,968.08-207,929.44

Finding the Fourth Proportional to 432,552.64, 648,968.08 and 207,929.44

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Solution

The fourth proportional to 432,552.64, 648,968.08 and 207,929.44 is: 311,961.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,552.64 : 648,968.08 = 207,929.44 : x
  2. Step 2: Convert to fraction form
    432,552.64/648,968.08 = 207,929.44/x
  3. Step 3: Cross multiply
    432,552.64x = 648,968.08 × 207,929.44
  4. Step 4: Simplify right side
    432,552.64x = 134,939,569,452.28
  5. Step 5: Solve for x
    x = 134,939,569,452.28/432,552.64
  6. Step 6: Final answer
    x = 311,961.04

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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.