Home / 786,972.60-1,180,458.90-629,508.60

Finding the Fourth Proportional to 786,972.60, 1,180,458.90 and 629,508.60

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Solution

The fourth proportional to 786,972.60, 1,180,458.90 and 629,508.60 is: 944,262.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,972.60 : 1,180,458.90 = 629,508.60 : x
  2. Step 2: Convert to fraction form
    786,972.60/1,180,458.90 = 629,508.60/x
  3. Step 3: Cross multiply
    786,972.60x = 1,180,458.90 × 629,508.60
  4. Step 4: Simplify right side
    786,972.60x = 743,109,029,496.54
  5. Step 5: Solve for x
    x = 743,109,029,496.54/786,972.60
  6. Step 6: Final answer
    x = 944,262.90

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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.