Home / 361,472.10-498,831.48-200,351.36

Finding the Fourth Proportional to 361,472.10, 498,831.48 and 200,351.36

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Solution

The fourth proportional to 361,472.10, 498,831.48 and 200,351.36 is: 276,484.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,472.10 : 498,831.48 = 200,351.36 : x
  2. Step 2: Convert to fraction form
    361,472.10/498,831.48 = 200,351.36/x
  3. Step 3: Cross multiply
    361,472.10x = 498,831.48 × 200,351.36
  4. Step 4: Simplify right side
    361,472.10x = 99,941,565,428.81
  5. Step 5: Solve for x
    x = 99,941,565,428.81/361,472.10
  6. Step 6: Final answer
    x = 276,484.87

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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.