Home / 807,696.33-1,114,628.55-445,133.25

Finding the Fourth Proportional to 807,696.33, 1,114,628.55 and 445,133.25

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Solution

The fourth proportional to 807,696.33, 1,114,628.55 and 445,133.25 is: 614,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,696.33 : 1,114,628.55 = 445,133.25 : x
  2. Step 2: Convert to fraction form
    807,696.33/1,114,628.55 = 445,133.25/x
  3. Step 3: Cross multiply
    807,696.33x = 1,114,628.55 × 445,133.25
  4. Step 4: Simplify right side
    807,696.33x = 496,158,229,004.29
  5. Step 5: Solve for x
    x = 496,158,229,004.29/807,696.33
  6. Step 6: Final answer
    x = 614,288.08

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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.