Home / 676,715.64-1,014,994.43-271,891.53

Finding the Fourth Proportional to 676,715.64, 1,014,994.43 and 271,891.53

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Solution

The fourth proportional to 676,715.64, 1,014,994.43 and 271,891.53 is: 407,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,715.64 : 1,014,994.43 = 271,891.53 : x
  2. Step 2: Convert to fraction form
    676,715.64/1,014,994.43 = 271,891.53/x
  3. Step 3: Cross multiply
    676,715.64x = 1,014,994.43 × 271,891.53
  4. Step 4: Simplify right side
    676,715.64x = 275,968,387,154.72
  5. Step 5: Solve for x
    x = 275,968,387,154.72/676,715.64
  6. Step 6: Final answer
    x = 407,805.54

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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.