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Finding the Fourth Proportional to 644,957.37, 967,552.38 and 265,671.11

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Solution

The fourth proportional to 644,957.37, 967,552.38 and 265,671.11 is: 398,554.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,957.37 : 967,552.38 = 265,671.11 : x
  2. Step 2: Convert to fraction form
    644,957.37/967,552.38 = 265,671.11/x
  3. Step 3: Cross multiply
    644,957.37x = 967,552.38 × 265,671.11
  4. Step 4: Simplify right side
    644,957.37x = 257,050,717,196.62
  5. Step 5: Solve for x
    x = 257,050,717,196.62/644,957.37
  6. Step 6: Final answer
    x = 398,554.59

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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.