Home / 850,972.60-1,276,458.90-377,705.80

Finding the Fourth Proportional to 850,972.60, 1,276,458.90 and 377,705.80

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Solution

The fourth proportional to 850,972.60, 1,276,458.90 and 377,705.80 is: 566,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,972.60 : 1,276,458.90 = 377,705.80 : x
  2. Step 2: Convert to fraction form
    850,972.60/1,276,458.90 = 377,705.80/x
  3. Step 3: Cross multiply
    850,972.60x = 1,276,458.90 × 377,705.80
  4. Step 4: Simplify right side
    850,972.60x = 482,125,929,991.62
  5. Step 5: Solve for x
    x = 482,125,929,991.62/850,972.60
  6. Step 6: Final answer
    x = 566,558.70

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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.