Home / 767,005.60-1,149,644.40-367,837.60

Finding the Fourth Proportional to 767,005.60, 1,149,644.40 and 367,837.60

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Solution

The fourth proportional to 767,005.60, 1,149,644.40 and 367,837.60 is: 551,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,005.60 : 1,149,644.40 = 367,837.60 : x
  2. Step 2: Convert to fraction form
    767,005.60/1,149,644.40 = 367,837.60/x
  3. Step 3: Cross multiply
    767,005.60x = 1,149,644.40 × 367,837.60
  4. Step 4: Simplify right side
    767,005.60x = 422,882,436,949.44
  5. Step 5: Solve for x
    x = 422,882,436,949.44/767,005.60
  6. Step 6: Final answer
    x = 551,342.05

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1.5x scale

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.