Home / 751,061.34-1,126,592.82-190,095.84

Finding the Fourth Proportional to 751,061.34, 1,126,592.82 and 190,095.84

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Solution

The fourth proportional to 751,061.34, 1,126,592.82 and 190,095.84 is: 285,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,061.34 : 1,126,592.82 = 190,095.84 : x
  2. Step 2: Convert to fraction form
    751,061.34/1,126,592.82 = 190,095.84/x
  3. Step 3: Cross multiply
    751,061.34x = 1,126,592.82 × 190,095.84
  4. Step 4: Simplify right side
    751,061.34x = 214,160,608,455.87
  5. Step 5: Solve for x
    x = 214,160,608,455.87/751,061.34
  6. Step 6: Final answer
    x = 285,143.97

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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.