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Finding the Fourth Proportional to 489,052.79, 733,586.87 and 222,802.55

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Solution

The fourth proportional to 489,052.79, 733,586.87 and 222,802.55 is: 334,207.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,052.79 : 733,586.87 = 222,802.55 : x
  2. Step 2: Convert to fraction form
    489,052.79/733,586.87 = 222,802.55/x
  3. Step 3: Cross multiply
    489,052.79x = 733,586.87 × 222,802.55
  4. Step 4: Simplify right side
    489,052.79x = 163,445,024,168.51
  5. Step 5: Solve for x
    x = 163,445,024,168.51/489,052.79
  6. Step 6: Final answer
    x = 334,207.32

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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.