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Finding the Fourth Proportional to 629,180.64, 943,021.71 and 362,388.51

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Solution

The fourth proportional to 629,180.64, 943,021.71 and 362,388.51 is: 543,151.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,180.64 : 943,021.71 = 362,388.51 : x
  2. Step 2: Convert to fraction form
    629,180.64/943,021.71 = 362,388.51/x
  3. Step 3: Cross multiply
    629,180.64x = 943,021.71 × 362,388.51
  4. Step 4: Simplify right side
    629,180.64x = 341,740,232,384.55
  5. Step 5: Solve for x
    x = 341,740,232,384.55/629,180.64
  6. Step 6: Final answer
    x = 543,151.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.