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Finding the Fourth Proportional to 562,251.88, 842,836.54 and 207,072.16

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Solution

The fourth proportional to 562,251.88, 842,836.54 and 207,072.16 is: 310,408.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,251.88 : 842,836.54 = 207,072.16 : x
  2. Step 2: Convert to fraction form
    562,251.88/842,836.54 = 207,072.16/x
  3. Step 3: Cross multiply
    562,251.88x = 842,836.54 × 207,072.16
  4. Step 4: Simplify right side
    562,251.88x = 174,527,982,864.73
  5. Step 5: Solve for x
    x = 174,527,982,864.73/562,251.88
  6. Step 6: Final answer
    x = 310,408.89

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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.