Home / 900,079.53-1,350,120.65-367,600.55

Finding the Fourth Proportional to 900,079.53, 1,350,120.65 and 367,600.55

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Solution

The fourth proportional to 900,079.53, 1,350,120.65 and 367,600.55 is: 551,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,079.53 : 1,350,120.65 = 367,600.55 : x
  2. Step 2: Convert to fraction form
    900,079.53/1,350,120.65 = 367,600.55/x
  3. Step 3: Cross multiply
    900,079.53x = 1,350,120.65 × 367,600.55
  4. Step 4: Simplify right side
    900,079.53x = 496,305,084,917.75
  5. Step 5: Solve for x
    x = 496,305,084,917.75/900,079.53
  6. Step 6: Final answer
    x = 551,401.37

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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.