Home / 673,669.65-1,010,504.48-319,375.65

Finding the Fourth Proportional to 673,669.65, 1,010,504.48 and 319,375.65

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Solution

The fourth proportional to 673,669.65, 1,010,504.48 and 319,375.65 is: 479,063.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,669.65 : 1,010,504.48 = 319,375.65 : x
  2. Step 2: Convert to fraction form
    673,669.65/1,010,504.48 = 319,375.65/x
  3. Step 3: Cross multiply
    673,669.65x = 1,010,504.48 × 319,375.65
  4. Step 4: Simplify right side
    673,669.65x = 322,730,523,531.03
  5. Step 5: Solve for x
    x = 322,730,523,531.03/673,669.65
  6. Step 6: Final answer
    x = 479,063.48

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Similar ratio
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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.