Home / 868,829.36-1,198,984.48-529,297.36

Finding the Fourth Proportional to 868,829.36, 1,198,984.48 and 529,297.36

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Solution

The fourth proportional to 868,829.36, 1,198,984.48 and 529,297.36 is: 730,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,829.36 : 1,198,984.48 = 529,297.36 : x
  2. Step 2: Convert to fraction form
    868,829.36/1,198,984.48 = 529,297.36/x
  3. Step 3: Cross multiply
    868,829.36x = 1,198,984.48 × 529,297.36
  4. Step 4: Simplify right side
    868,829.36x = 634,619,319,944.97
  5. Step 5: Solve for x
    x = 634,619,319,944.97/868,829.36
  6. Step 6: Final answer
    x = 730,430.33

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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.