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Finding the Fourth Proportional to 350,295.61, 525,443.22 and 250,650.43

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Solution

The fourth proportional to 350,295.61, 525,443.22 and 250,650.43 is: 375,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,295.61 : 525,443.22 = 250,650.43 : x
  2. Step 2: Convert to fraction form
    350,295.61/525,443.22 = 250,650.43/x
  3. Step 3: Cross multiply
    350,295.61x = 525,443.22 × 250,650.43
  4. Step 4: Simplify right side
    350,295.61x = 131,702,569,033.59
  5. Step 5: Solve for x
    x = 131,702,569,033.59/350,295.61
  6. Step 6: Final answer
    x = 375,975.51

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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.