Home / 767,114.66-1,150,672.80-414,371.54

Finding the Fourth Proportional to 767,114.66, 1,150,672.80 and 414,371.54

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Solution

The fourth proportional to 767,114.66, 1,150,672.80 and 414,371.54 is: 621,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,114.66 : 1,150,672.80 = 414,371.54 : x
  2. Step 2: Convert to fraction form
    767,114.66/1,150,672.80 = 414,371.54/x
  3. Step 3: Cross multiply
    767,114.66x = 1,150,672.80 × 414,371.54
  4. Step 4: Simplify right side
    767,114.66x = 476,806,060,172.11
  5. Step 5: Solve for x
    x = 476,806,060,172.11/767,114.66
  6. Step 6: Final answer
    x = 621,557.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.