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Finding the Fourth Proportional to 655,268.68, 903,923.94 and 450,964.90

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Solution

The fourth proportional to 655,268.68, 903,923.94 and 450,964.90 is: 622,092.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268.68 : 903,923.94 = 450,964.90 : x
  2. Step 2: Convert to fraction form
    655,268.68/903,923.94 = 450,964.90/x
  3. Step 3: Cross multiply
    655,268.68x = 903,923.94 × 450,964.90
  4. Step 4: Simplify right side
    655,268.68x = 407,637,969,209.71
  5. Step 5: Solve for x
    x = 407,637,969,209.71/655,268.68
  6. Step 6: Final answer
    x = 622,092.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.