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Finding the Fourth Proportional to 793,088, 1,094,469.12 and 435,399.68

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Solution

The fourth proportional to 793,088, 1,094,469.12 and 435,399.68 is: 600,855.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,088 : 1,094,469.12 = 435,399.68 : x
  2. Step 2: Convert to fraction form
    793,088/1,094,469.12 = 435,399.68/x
  3. Step 3: Cross multiply
    793,088x = 1,094,469.12 × 435,399.68
  4. Step 4: Simplify right side
    793,088x = 476,531,504,617.88
  5. Step 5: Solve for x
    x = 476,531,504,617.88/793,088
  6. Step 6: Final answer
    x = 600,855.77

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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.