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Finding the Fourth Proportional to 559,968.30, 840,061.80 and 222,951.60

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Solution

The fourth proportional to 559,968.30, 840,061.80 and 222,951.60 is: 334,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,968.30 : 840,061.80 = 222,951.60 : x
  2. Step 2: Convert to fraction form
    559,968.30/840,061.80 = 222,951.60/x
  3. Step 3: Cross multiply
    559,968.30x = 840,061.80 × 222,951.60
  4. Step 4: Simplify right side
    559,968.30x = 187,293,122,408.88
  5. Step 5: Solve for x
    x = 187,293,122,408.88/559,968.30
  6. Step 6: Final answer
    x = 334,470.94

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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.