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Finding the Fourth Proportional to 604,361.27, 906,443.31 and 177,797.30

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Solution

The fourth proportional to 604,361.27, 906,443.31 and 177,797.30 is: 266,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,361.27 : 906,443.31 = 177,797.30 : x
  2. Step 2: Convert to fraction form
    604,361.27/906,443.31 = 177,797.30/x
  3. Step 3: Cross multiply
    604,361.27x = 906,443.31 × 177,797.30
  4. Step 4: Simplify right side
    604,361.27x = 161,163,173,121.06
  5. Step 5: Solve for x
    x = 161,163,173,121.06/604,361.27
  6. Step 6: Final answer
    x = 266,666.94

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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.