Home / 722,265.60-1,083,398.40-367,971.60

Finding the Fourth Proportional to 722,265.60, 1,083,398.40 and 367,971.60

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Solution

The fourth proportional to 722,265.60, 1,083,398.40 and 367,971.60 is: 551,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,265.60 : 1,083,398.40 = 367,971.60 : x
  2. Step 2: Convert to fraction form
    722,265.60/1,083,398.40 = 367,971.60/x
  3. Step 3: Cross multiply
    722,265.60x = 1,083,398.40 × 367,971.60
  4. Step 4: Simplify right side
    722,265.60x = 398,659,842,685.44
  5. Step 5: Solve for x
    x = 398,659,842,685.44/722,265.60
  6. Step 6: Final answer
    x = 551,957.40

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Similar ratio
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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.