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Finding the Fourth Proportional to 303,425.74, 452,831.42 and 269,796.37

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Solution

The fourth proportional to 303,425.74, 452,831.42 and 269,796.37 is: 402,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,425.74 : 452,831.42 = 269,796.37 : x
  2. Step 2: Convert to fraction form
    303,425.74/452,831.42 = 269,796.37/x
  3. Step 3: Cross multiply
    303,425.74x = 452,831.42 × 269,796.37
  4. Step 4: Simplify right side
    303,425.74x = 122,172,273,337.95
  5. Step 5: Solve for x
    x = 122,172,273,337.95/303,425.74
  6. Step 6: Final answer
    x = 402,643.08

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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.