Home / 766,793.60-1,149,326.40-367,625.60

Finding the Fourth Proportional to 766,793.60, 1,149,326.40 and 367,625.60

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Solution

The fourth proportional to 766,793.60, 1,149,326.40 and 367,625.60 is: 551,024.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,793.60 : 1,149,326.40 = 367,625.60 : x
  2. Step 2: Convert to fraction form
    766,793.60/1,149,326.40 = 367,625.60/x
  3. Step 3: Cross multiply
    766,793.60x = 1,149,326.40 × 367,625.60
  4. Step 4: Simplify right side
    766,793.60x = 422,521,807,395.84
  5. Step 5: Solve for x
    x = 422,521,807,395.84/766,793.60
  6. Step 6: Final answer
    x = 551,024.17

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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.