Home / 356,829.42-492,425.28-195,685.59

Finding the Fourth Proportional to 356,829.42, 492,425.28 and 195,685.59

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Solution

The fourth proportional to 356,829.42, 492,425.28 and 195,685.59 is: 270,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,829.42 : 492,425.28 = 195,685.59 : x
  2. Step 2: Convert to fraction form
    356,829.42/492,425.28 = 195,685.59/x
  3. Step 3: Cross multiply
    356,829.42x = 492,425.28 × 195,685.59
  4. Step 4: Simplify right side
    356,829.42x = 96,360,531,447.72
  5. Step 5: Solve for x
    x = 96,360,531,447.72/356,829.42
  6. Step 6: Final answer
    x = 270,046.49

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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.