Home / 764,041.62-1,054,383.68-477,727.68

Finding the Fourth Proportional to 764,041.62, 1,054,383.68 and 477,727.68

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Solution

The fourth proportional to 764,041.62, 1,054,383.68 and 477,727.68 is: 659,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,041.62 : 1,054,383.68 = 477,727.68 : x
  2. Step 2: Convert to fraction form
    764,041.62/1,054,383.68 = 477,727.68/x
  3. Step 3: Cross multiply
    764,041.62x = 1,054,383.68 × 477,727.68
  4. Step 4: Simplify right side
    764,041.62x = 503,708,269,276.26
  5. Step 5: Solve for x
    x = 503,708,269,276.26/764,041.62
  6. Step 6: Final answer
    x = 659,268.10

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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.