Home / 939,566.32-1,296,604.94-509,846.42

Finding the Fourth Proportional to 939,566.32, 1,296,604.94 and 509,846.42

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Solution

The fourth proportional to 939,566.32, 1,296,604.94 and 509,846.42 is: 703,589.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,566.32 : 1,296,604.94 = 509,846.42 : x
  2. Step 2: Convert to fraction form
    939,566.32/1,296,604.94 = 509,846.42/x
  3. Step 3: Cross multiply
    939,566.32x = 1,296,604.94 × 509,846.42
  4. Step 4: Simplify right side
    939,566.32x = 661,069,387,505.60
  5. Step 5: Solve for x
    x = 661,069,387,505.60/939,566.32
  6. Step 6: Final answer
    x = 703,589.92

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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.