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Finding the Fourth Proportional to 590,969.40, 885,968.10 and 254,268.60

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Solution

The fourth proportional to 590,969.40, 885,968.10 and 254,268.60 is: 381,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,969.40 : 885,968.10 = 254,268.60 : x
  2. Step 2: Convert to fraction form
    590,969.40/885,968.10 = 254,268.60/x
  3. Step 3: Cross multiply
    590,969.40x = 885,968.10 × 254,268.60
  4. Step 4: Simplify right side
    590,969.40x = 225,273,868,431.66
  5. Step 5: Solve for x
    x = 225,273,868,431.66/590,969.40
  6. Step 6: Final answer
    x = 381,193.80

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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.