Home / 476,727.57-657,723.44-269,967.65

Finding the Fourth Proportional to 476,727.57, 657,723.44 and 269,967.65

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Solution

The fourth proportional to 476,727.57, 657,723.44 and 269,967.65 is: 372,464.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,727.57 : 657,723.44 = 269,967.65 : x
  2. Step 2: Convert to fraction form
    476,727.57/657,723.44 = 269,967.65/x
  3. Step 3: Cross multiply
    476,727.57x = 657,723.44 × 269,967.65
  4. Step 4: Simplify right side
    476,727.57x = 177,564,051,446.72
  5. Step 5: Solve for x
    x = 177,564,051,446.72/476,727.57
  6. Step 6: Final answer
    x = 372,464.41

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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.