Home / 894,188.34-1,338,350.40-488,759.58

Finding the Fourth Proportional to 894,188.34, 1,338,350.40 and 488,759.58

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Solution

The fourth proportional to 894,188.34, 1,338,350.40 and 488,759.58 is: 731,536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,188.34 : 1,338,350.40 = 488,759.58 : x
  2. Step 2: Convert to fraction form
    894,188.34/1,338,350.40 = 488,759.58/x
  3. Step 3: Cross multiply
    894,188.34x = 1,338,350.40 × 488,759.58
  4. Step 4: Simplify right side
    894,188.34x = 654,131,579,396.83
  5. Step 5: Solve for x
    x = 654,131,579,396.83/894,188.34
  6. Step 6: Final answer
    x = 731,536.69

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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.