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Finding the Fourth Proportional to 562,680.84, 844,022.63 and 141,956.72

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Solution

The fourth proportional to 562,680.84, 844,022.63 and 141,956.72 is: 212,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,680.84 : 844,022.63 = 141,956.72 : x
  2. Step 2: Convert to fraction form
    562,680.84/844,022.63 = 141,956.72/x
  3. Step 3: Cross multiply
    562,680.84x = 844,022.63 × 141,956.72
  4. Step 4: Simplify right side
    562,680.84x = 119,814,683,460.44
  5. Step 5: Solve for x
    x = 119,814,683,460.44/562,680.84
  6. Step 6: Final answer
    x = 212,935.42

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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.