Home / 917,701.85-1,266,580.24-764,497.37

Finding the Fourth Proportional to 917,701.85, 1,266,580.24 and 764,497.37

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Solution

The fourth proportional to 917,701.85, 1,266,580.24 and 764,497.37 is: 1,055,132.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,701.85 : 1,266,580.24 = 764,497.37 : x
  2. Step 2: Convert to fraction form
    917,701.85/1,266,580.24 = 764,497.37/x
  3. Step 3: Cross multiply
    917,701.85x = 1,266,580.24 × 764,497.37
  4. Step 4: Simplify right side
    917,701.85x = 968,297,263,629.18
  5. Step 5: Solve for x
    x = 968,297,263,629.18/917,701.85
  6. Step 6: Final answer
    x = 1,055,132.73

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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.