Home / 460,739.68-691,062.81-123,736.55

Finding the Fourth Proportional to 460,739.68, 691,062.81 and 123,736.55

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Solution

The fourth proportional to 460,739.68, 691,062.81 and 123,736.55 is: 185,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,739.68 : 691,062.81 = 123,736.55 : x
  2. Step 2: Convert to fraction form
    460,739.68/691,062.81 = 123,736.55/x
  3. Step 3: Cross multiply
    460,739.68x = 691,062.81 × 123,736.55
  4. Step 4: Simplify right side
    460,739.68x = 85,509,724,023.38
  5. Step 5: Solve for x
    x = 85,509,724,023.38/460,739.68
  6. Step 6: Final answer
    x = 185,592.27

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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.