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Finding the Fourth Proportional to 303,425.63, 452,831.24 and 269,796.24

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Solution

The fourth proportional to 303,425.63, 452,831.24 and 269,796.24 is: 402,642.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,425.63 : 452,831.24 = 269,796.24 : x
  2. Step 2: Convert to fraction form
    303,425.63/452,831.24 = 269,796.24/x
  3. Step 3: Cross multiply
    303,425.63x = 452,831.24 × 269,796.24
  4. Step 4: Simplify right side
    303,425.63x = 122,172,164,557.56
  5. Step 5: Solve for x
    x = 122,172,164,557.56/303,425.63
  6. Step 6: Final answer
    x = 402,642.87

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1.5x scale

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.