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Finding the Fourth Proportional to 484,501.14, 726,216.48 and 200,034.90

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Solution

The fourth proportional to 484,501.14, 726,216.48 and 200,034.90 is: 299,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,501.14 : 726,216.48 = 200,034.90 : x
  2. Step 2: Convert to fraction form
    484,501.14/726,216.48 = 200,034.90/x
  3. Step 3: Cross multiply
    484,501.14x = 726,216.48 × 200,034.90
  4. Step 4: Simplify right side
    484,501.14x = 145,268,640,955.15
  5. Step 5: Solve for x
    x = 145,268,640,955.15/484,501.14
  6. Step 6: Final answer
    x = 299,831.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.