Home / 767,593.60-1,151,390.40-268,892.80

Finding the Fourth Proportional to 767,593.60, 1,151,390.40 and 268,892.80

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Solution

The fourth proportional to 767,593.60, 1,151,390.40 and 268,892.80 is: 403,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,593.60 : 1,151,390.40 = 268,892.80 : x
  2. Step 2: Convert to fraction form
    767,593.60/1,151,390.40 = 268,892.80/x
  3. Step 3: Cross multiply
    767,593.60x = 1,151,390.40 × 268,892.80
  4. Step 4: Simplify right side
    767,593.60x = 309,600,588,549.12
  5. Step 5: Solve for x
    x = 309,600,588,549.12/767,593.60
  6. Step 6: Final answer
    x = 403,339.20

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Similar ratio
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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.