Home / 608,785.12-839,933.04-367,141.60

Finding the Fourth Proportional to 608,785.12, 839,933.04 and 367,141.60

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Solution

The fourth proportional to 608,785.12, 839,933.04 and 367,141.60 is: 506,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,785.12 : 839,933.04 = 367,141.60 : x
  2. Step 2: Convert to fraction form
    608,785.12/839,933.04 = 367,141.60/x
  3. Step 3: Cross multiply
    608,785.12x = 839,933.04 × 367,141.60
  4. Step 4: Simplify right side
    608,785.12x = 308,374,360,198.46
  5. Step 5: Solve for x
    x = 308,374,360,198.46/608,785.12
  6. Step 6: Final answer
    x = 506,540.57

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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.