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Finding the Fourth Proportional to 294,266.59, 441,431.32 and 104,743.90

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Solution

The fourth proportional to 294,266.59, 441,431.32 and 104,743.90 is: 157,127.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,266.59 : 441,431.32 = 104,743.90 : x
  2. Step 2: Convert to fraction form
    294,266.59/441,431.32 = 104,743.90/x
  3. Step 3: Cross multiply
    294,266.59x = 441,431.32 × 104,743.90
  4. Step 4: Simplify right side
    294,266.59x = 46,237,237,515.23
  5. Step 5: Solve for x
    x = 46,237,237,515.23/294,266.59
  6. Step 6: Final answer
    x = 157,127.04

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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.