Home / 356,829.93-492,380.04-195,642.57

Finding the Fourth Proportional to 356,829.93, 492,380.04 and 195,642.57

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Solution

The fourth proportional to 356,829.93, 492,380.04 and 195,642.57 is: 269,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,829.93 : 492,380.04 = 195,642.57 : x
  2. Step 2: Convert to fraction form
    356,829.93/492,380.04 = 195,642.57/x
  3. Step 3: Cross multiply
    356,829.93x = 492,380.04 × 195,642.57
  4. Step 4: Simplify right side
    356,829.93x = 96,330,496,442.30
  5. Step 5: Solve for x
    x = 96,330,496,442.30/356,829.93
  6. Step 6: Final answer
    x = 269,961.93

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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.