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Finding the Fourth Proportional to 522,962.38, 783,754.26 and 207,247.06

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Solution

The fourth proportional to 522,962.38, 783,754.26 and 207,247.06 is: 310,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,962.38 : 783,754.26 = 207,247.06 : x
  2. Step 2: Convert to fraction form
    522,962.38/783,754.26 = 207,247.06/x
  3. Step 3: Cross multiply
    522,962.38x = 783,754.26 × 207,247.06
  4. Step 4: Simplify right side
    522,962.38x = 162,430,766,147.48
  5. Step 5: Solve for x
    x = 162,430,766,147.48/522,962.38
  6. Step 6: Final answer
    x = 310,597.42

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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.