Home / 751,682.53-1,126,988.13-352,105.33

Finding the Fourth Proportional to 751,682.53, 1,126,988.13 and 352,105.33

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Solution

The fourth proportional to 751,682.53, 1,126,988.13 and 352,105.33 is: 527,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,682.53 : 1,126,988.13 = 352,105.33 : x
  2. Step 2: Convert to fraction form
    751,682.53/1,126,988.13 = 352,105.33/x
  3. Step 3: Cross multiply
    751,682.53x = 1,126,988.13 × 352,105.33
  4. Step 4: Simplify right side
    751,682.53x = 396,818,528,035.76
  5. Step 5: Solve for x
    x = 396,818,528,035.76/751,682.53
  6. Step 6: Final answer
    x = 527,907.08

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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.