Home / 751,574.76-1,037,170.76-407,412.03

Finding the Fourth Proportional to 751,574.76, 1,037,170.76 and 407,412.03

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Solution

The fourth proportional to 751,574.76, 1,037,170.76 and 407,412.03 is: 562,227.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,574.76 : 1,037,170.76 = 407,412.03 : x
  2. Step 2: Convert to fraction form
    751,574.76/1,037,170.76 = 407,412.03/x
  3. Step 3: Cross multiply
    751,574.76x = 1,037,170.76 × 407,412.03
  4. Step 4: Simplify right side
    751,574.76x = 422,555,842,751.18
  5. Step 5: Solve for x
    x = 422,555,842,751.18/751,574.76
  6. Step 6: Final answer
    x = 562,227.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.