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Finding the Fourth Proportional to 272,831.64, 407,113.71 and 244,462.71

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Solution

The fourth proportional to 272,831.64, 407,113.71 and 244,462.71 is: 364,782.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,831.64 : 407,113.71 = 244,462.71 : x
  2. Step 2: Convert to fraction form
    272,831.64/407,113.71 = 244,462.71/x
  3. Step 3: Cross multiply
    272,831.64x = 407,113.71 × 244,462.71
  4. Step 4: Simplify right side
    272,831.64x = 99,524,119,488.46
  5. Step 5: Solve for x
    x = 99,524,119,488.46/272,831.64
  6. Step 6: Final answer
    x = 364,782.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.