Home / 676,615.83-1,014,801.05-271,791.74

Finding the Fourth Proportional to 676,615.83, 1,014,801.05 and 271,791.74

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Solution

The fourth proportional to 676,615.83, 1,014,801.05 and 271,791.74 is: 407,638.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,615.83 : 1,014,801.05 = 271,791.74 : x
  2. Step 2: Convert to fraction form
    676,615.83/1,014,801.05 = 271,791.74/x
  3. Step 3: Cross multiply
    676,615.83x = 1,014,801.05 × 271,791.74
  4. Step 4: Simplify right side
    676,615.83x = 275,814,536,700.36
  5. Step 5: Solve for x
    x = 275,814,536,700.36/676,615.83
  6. Step 6: Final answer
    x = 407,638.31

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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.