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Finding the Fourth Proportional to 500,766.98, 750,625.58 and 185,022.50

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Solution

The fourth proportional to 500,766.98, 750,625.58 and 185,022.50 is: 277,339.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,766.98 : 750,625.58 = 185,022.50 : x
  2. Step 2: Convert to fraction form
    500,766.98/750,625.58 = 185,022.50/x
  3. Step 3: Cross multiply
    500,766.98x = 750,625.58 × 185,022.50
  4. Step 4: Simplify right side
    500,766.98x = 138,882,617,622.42
  5. Step 5: Solve for x
    x = 138,882,617,622.42/500,766.98
  6. Step 6: Final answer
    x = 277,339.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.