Home / 976,859.88-1,348,724.88-609,896.28

Finding the Fourth Proportional to 976,859.88, 1,348,724.88 and 609,896.28

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Solution

The fourth proportional to 976,859.88, 1,348,724.88 and 609,896.28 is: 842,067.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,859.88 : 1,348,724.88 = 609,896.28 : x
  2. Step 2: Convert to fraction form
    976,859.88/1,348,724.88 = 609,896.28/x
  3. Step 3: Cross multiply
    976,859.88x = 1,348,724.88 × 609,896.28
  4. Step 4: Simplify right side
    976,859.88x = 822,582,287,055.45
  5. Step 5: Solve for x
    x = 822,582,287,055.45/976,859.88
  6. Step 6: Final answer
    x = 842,067.84

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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.