Home / 807,733.71-1,114,622.43-445,137.33

Finding the Fourth Proportional to 807,733.71, 1,114,622.43 and 445,137.33

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Solution

The fourth proportional to 807,733.71, 1,114,622.43 and 445,137.33 is: 614,261.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,733.71 : 1,114,622.43 = 445,137.33 : x
  2. Step 2: Convert to fraction form
    807,733.71/1,114,622.43 = 445,137.33/x
  3. Step 3: Cross multiply
    807,733.71x = 1,114,622.43 × 445,137.33
  4. Step 4: Simplify right side
    807,733.71x = 496,160,052,448.31
  5. Step 5: Solve for x
    x = 496,160,052,448.31/807,733.71
  6. Step 6: Final answer
    x = 614,261.91

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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.