Home / 414,861.14-572,563.88-242,831.72

Finding the Fourth Proportional to 414,861.14, 572,563.88 and 242,831.72

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Solution

The fourth proportional to 414,861.14, 572,563.88 and 242,831.72 is: 335,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,861.14 : 572,563.88 = 242,831.72 : x
  2. Step 2: Convert to fraction form
    414,861.14/572,563.88 = 242,831.72/x
  3. Step 3: Cross multiply
    414,861.14x = 572,563.88 × 242,831.72
  4. Step 4: Simplify right side
    414,861.14x = 139,036,667,713.30
  5. Step 5: Solve for x
    x = 139,036,667,713.30/414,861.14
  6. Step 6: Final answer
    x = 335,140.26

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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.