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Finding the Fourth Proportional to 629,000.64, 943,361.64 and 202,422.24

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Solution

The fourth proportional to 629,000.64, 943,361.64 and 202,422.24 is: 303,588.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,000.64 : 943,361.64 = 202,422.24 : x
  2. Step 2: Convert to fraction form
    629,000.64/943,361.64 = 202,422.24/x
  3. Step 3: Cross multiply
    629,000.64x = 943,361.64 × 202,422.24
  4. Step 4: Simplify right side
    629,000.64x = 190,957,376,298.87
  5. Step 5: Solve for x
    x = 190,957,376,298.87/629,000.64
  6. Step 6: Final answer
    x = 303,588.52

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1.5x scale

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.