Home / 751,090.84-1,126,637.10-190,125.34

Finding the Fourth Proportional to 751,090.84, 1,126,637.10 and 190,125.34

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Solution

The fourth proportional to 751,090.84, 1,126,637.10 and 190,125.34 is: 285,188.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,090.84 : 1,126,637.10 = 190,125.34 : x
  2. Step 2: Convert to fraction form
    751,090.84/1,126,637.10 = 190,125.34/x
  3. Step 3: Cross multiply
    751,090.84x = 1,126,637.10 × 190,125.34
  4. Step 4: Simplify right side
    751,090.84x = 214,202,261,694.11
  5. Step 5: Solve for x
    x = 214,202,261,694.11/751,090.84
  6. Step 6: Final answer
    x = 285,188.22

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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.