Home / 751,559.16-1,125,172.80-499,091.88

Finding the Fourth Proportional to 751,559.16, 1,125,172.80 and 499,091.88

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Solution

The fourth proportional to 751,559.16, 1,125,172.80 and 499,091.88 is: 747,199.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,559.16 : 1,125,172.80 = 499,091.88 : x
  2. Step 2: Convert to fraction form
    751,559.16/1,125,172.80 = 499,091.88/x
  3. Step 3: Cross multiply
    751,559.16x = 1,125,172.80 × 499,091.88
  4. Step 4: Simplify right side
    751,559.16x = 561,564,608,076.86
  5. Step 5: Solve for x
    x = 561,564,608,076.86/751,559.16
  6. Step 6: Final answer
    x = 747,199.47

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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.