Home / 751,101.12-1,126,836.48-218,627.04

Finding the Fourth Proportional to 751,101.12, 1,126,836.48 and 218,627.04

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Solution

The fourth proportional to 751,101.12, 1,126,836.48 and 218,627.04 is: 327,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,101.12 : 1,126,836.48 = 218,627.04 : x
  2. Step 2: Convert to fraction form
    751,101.12/1,126,836.48 = 218,627.04/x
  3. Step 3: Cross multiply
    751,101.12x = 1,126,836.48 × 218,627.04
  4. Step 4: Simplify right side
    751,101.12x = 246,356,924,186.42
  5. Step 5: Solve for x
    x = 246,356,924,186.42/751,101.12
  6. Step 6: Final answer
    x = 327,994.35

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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.