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Finding the Fourth Proportional to 492,233.94, 679,282.94 and 265,879.44

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Solution

The fourth proportional to 492,233.94, 679,282.94 and 265,879.44 is: 366,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,233.94 : 679,282.94 = 265,879.44 : x
  2. Step 2: Convert to fraction form
    492,233.94/679,282.94 = 265,879.44/x
  3. Step 3: Cross multiply
    492,233.94x = 679,282.94 × 265,879.44
  4. Step 4: Simplify right side
    492,233.94x = 180,607,367,688.75
  5. Step 5: Solve for x
    x = 180,607,367,688.75/492,233.94
  6. Step 6: Final answer
    x = 366,913.68

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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.