Home / 695,634.66-959,973.69-385,557.02

Finding the Fourth Proportional to 695,634.66, 959,973.69 and 385,557.02

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Solution

The fourth proportional to 695,634.66, 959,973.69 and 385,557.02 is: 532,067.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,634.66 : 959,973.69 = 385,557.02 : x
  2. Step 2: Convert to fraction form
    695,634.66/959,973.69 = 385,557.02/x
  3. Step 3: Cross multiply
    695,634.66x = 959,973.69 × 385,557.02
  4. Step 4: Simplify right side
    695,634.66x = 370,124,590,394.94
  5. Step 5: Solve for x
    x = 370,124,590,394.94/695,634.66
  6. Step 6: Final answer
    x = 532,067.49

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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.