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Finding the Fourth Proportional to 303,424.21, 452,829.14 and 269,794.83

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Solution

The fourth proportional to 303,424.21, 452,829.14 and 269,794.83 is: 402,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,424.21 : 452,829.14 = 269,794.83 : x
  2. Step 2: Convert to fraction form
    303,424.21/452,829.14 = 269,794.83/x
  3. Step 3: Cross multiply
    303,424.21x = 452,829.14 × 269,794.83
  4. Step 4: Simplify right side
    303,424.21x = 122,170,961,447.41
  5. Step 5: Solve for x
    x = 122,170,961,447.41/303,424.21
  6. Step 6: Final answer
    x = 402,640.78

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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.