Home / 939,594.22-1,296,643.55-509,874.44

Finding the Fourth Proportional to 939,594.22, 1,296,643.55 and 509,874.44

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Solution

The fourth proportional to 939,594.22, 1,296,643.55 and 509,874.44 is: 703,628.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,594.22 : 1,296,643.55 = 509,874.44 : x
  2. Step 2: Convert to fraction form
    939,594.22/1,296,643.55 = 509,874.44/x
  3. Step 3: Cross multiply
    939,594.22x = 1,296,643.55 × 509,874.44
  4. Step 4: Simplify right side
    939,594.22x = 661,125,394,903.27
  5. Step 5: Solve for x
    x = 661,125,394,903.27/939,594.22
  6. Step 6: Final answer
    x = 703,628.63

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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.