Home / 764,041.36-1,054,383.33-477,727.42

Finding the Fourth Proportional to 764,041.36, 1,054,383.33 and 477,727.42

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Solution

The fourth proportional to 764,041.36, 1,054,383.33 and 477,727.42 is: 659,267.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,041.36 : 1,054,383.33 = 477,727.42 : x
  2. Step 2: Convert to fraction form
    764,041.36/1,054,383.33 = 477,727.42/x
  3. Step 3: Cross multiply
    764,041.36x = 1,054,383.33 × 477,727.42
  4. Step 4: Simplify right side
    764,041.36x = 503,707,827,931.91
  5. Step 5: Solve for x
    x = 503,707,827,931.91/764,041.36
  6. Step 6: Final answer
    x = 659,267.75

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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.