Home / 859,965.78-1,186,766.04-472,797.97

Finding the Fourth Proportional to 859,965.78, 1,186,766.04 and 472,797.97

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Solution

The fourth proportional to 859,965.78, 1,186,766.04 and 472,797.97 is: 652,468.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,965.78 : 1,186,766.04 = 472,797.97 : x
  2. Step 2: Convert to fraction form
    859,965.78/1,186,766.04 = 472,797.97/x
  3. Step 3: Cross multiply
    859,965.78x = 1,186,766.04 × 472,797.97
  4. Step 4: Simplify right side
    859,965.78x = 561,100,574,576.94
  5. Step 5: Solve for x
    x = 561,100,574,576.94/859,965.78
  6. Step 6: Final answer
    x = 652,468.49

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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.