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Finding the Fourth Proportional to 448,361.64, 673,304.28 and 299,558.16

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Solution

The fourth proportional to 448,361.64, 673,304.28 and 299,558.16 is: 449,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,361.64 : 673,304.28 = 299,558.16 : x
  2. Step 2: Convert to fraction form
    448,361.64/673,304.28 = 299,558.16/x
  3. Step 3: Cross multiply
    448,361.64x = 673,304.28 × 299,558.16
  4. Step 4: Simplify right side
    448,361.64x = 201,693,791,236.93
  5. Step 5: Solve for x
    x = 201,693,791,236.93/448,361.64
  6. Step 6: Final answer
    x = 449,846.23

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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.