Home / 751,570.96-1,127,252.76-415,233.04

Finding the Fourth Proportional to 751,570.96, 1,127,252.76 and 415,233.04

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Solution

The fourth proportional to 751,570.96, 1,127,252.76 and 415,233.04 is: 622,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,570.96 : 1,127,252.76 = 415,233.04 : x
  2. Step 2: Convert to fraction form
    751,570.96/1,127,252.76 = 415,233.04/x
  3. Step 3: Cross multiply
    751,570.96x = 1,127,252.76 × 415,233.04
  4. Step 4: Simplify right side
    751,570.96x = 468,072,590,383.19
  5. Step 5: Solve for x
    x = 468,072,590,383.19/751,570.96
  6. Step 6: Final answer
    x = 622,792.28

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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.