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Finding the Fourth Proportional to 963,837, 1,330,124.22 and 534,076.92

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Solution

The fourth proportional to 963,837, 1,330,124.22 and 534,076.92 is: 737,042.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,837 : 1,330,124.22 = 534,076.92 : x
  2. Step 2: Convert to fraction form
    963,837/1,330,124.22 = 534,076.92/x
  3. Step 3: Cross multiply
    963,837x = 1,330,124.22 × 534,076.92
  4. Step 4: Simplify right side
    963,837x = 710,388,646,635.00
  5. Step 5: Solve for x
    x = 710,388,646,635.00/963,837
  6. Step 6: Final answer
    x = 737,042.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.