Home / 850,517.35-1,172,099.03-608,379.53

Finding the Fourth Proportional to 850,517.35, 1,172,099.03 and 608,379.53

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Solution

The fourth proportional to 850,517.35, 1,172,099.03 and 608,379.53 is: 838,408.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,517.35 : 1,172,099.03 = 608,379.53 : x
  2. Step 2: Convert to fraction form
    850,517.35/1,172,099.03 = 608,379.53/x
  3. Step 3: Cross multiply
    850,517.35x = 1,172,099.03 × 608,379.53
  4. Step 4: Simplify right side
    850,517.35x = 713,081,048,082.46
  5. Step 5: Solve for x
    x = 713,081,048,082.46/850,517.35
  6. Step 6: Final answer
    x = 838,408.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.