Home / 741,475.40-1,111,465.26-292,022.60

Finding the Fourth Proportional to 741,475.40, 1,111,465.26 and 292,022.60

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Solution

The fourth proportional to 741,475.40, 1,111,465.26 and 292,022.60 is: 437,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,475.40 : 1,111,465.26 = 292,022.60 : x
  2. Step 2: Convert to fraction form
    741,475.40/1,111,465.26 = 292,022.60/x
  3. Step 3: Cross multiply
    741,475.40x = 1,111,465.26 × 292,022.60
  4. Step 4: Simplify right side
    741,475.40x = 324,572,969,477.55
  5. Step 5: Solve for x
    x = 324,572,969,477.55/741,475.40
  6. Step 6: Final answer
    x = 437,739.37

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1.5x scale

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.