Home / 1,029,680.33-1,544,503.91-319,709.04

Finding the Fourth Proportional to 1,029,680.33, 1,544,503.91 and 319,709.04

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Solution

The fourth proportional to 1,029,680.33, 1,544,503.91 and 319,709.04 is: 479,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,680.33 : 1,544,503.91 = 319,709.04 : x
  2. Step 2: Convert to fraction form
    1,029,680.33/1,544,503.91 = 319,709.04/x
  3. Step 3: Cross multiply
    1,029,680.33x = 1,544,503.91 × 319,709.04
  4. Step 4: Simplify right side
    1,029,680.33x = 493,791,860,743.80
  5. Step 5: Solve for x
    x = 493,791,860,743.80/1,029,680.33
  6. Step 6: Final answer
    x = 479,558.41

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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.