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Finding the Fourth Proportional to 362,491.48, 500,246.16 and 199,150.09

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Solution

The fourth proportional to 362,491.48, 500,246.16 and 199,150.09 is: 274,831.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,491.48 : 500,246.16 = 199,150.09 : x
  2. Step 2: Convert to fraction form
    362,491.48/500,246.16 = 199,150.09/x
  3. Step 3: Cross multiply
    362,491.48x = 500,246.16 × 199,150.09
  4. Step 4: Simplify right side
    362,491.48x = 99,624,065,284.92
  5. Step 5: Solve for x
    x = 99,624,065,284.92/362,491.48
  6. Step 6: Final answer
    x = 274,831.47

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Double scale
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1.5x scale

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.