Home / 676,638.65-1,014,835.35-271,814.52

Finding the Fourth Proportional to 676,638.65, 1,014,835.35 and 271,814.52

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Solution

The fourth proportional to 676,638.65, 1,014,835.35 and 271,814.52 is: 407,672.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,638.65 : 1,014,835.35 = 271,814.52 : x
  2. Step 2: Convert to fraction form
    676,638.65/1,014,835.35 = 271,814.52/x
  3. Step 3: Cross multiply
    676,638.65x = 1,014,835.35 × 271,814.52
  4. Step 4: Simplify right side
    676,638.65x = 275,846,983,539.28
  5. Step 5: Solve for x
    x = 275,846,983,539.28/676,638.65
  6. Step 6: Final answer
    x = 407,672.52

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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.