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Finding the Fourth Proportional to 399,954.26, 552,075.87 and 230,256.02

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Solution

The fourth proportional to 399,954.26, 552,075.87 and 230,256.02 is: 317,833.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,954.26 : 552,075.87 = 230,256.02 : x
  2. Step 2: Convert to fraction form
    399,954.26/552,075.87 = 230,256.02/x
  3. Step 3: Cross multiply
    399,954.26x = 552,075.87 × 230,256.02
  4. Step 4: Simplify right side
    399,954.26x = 127,118,792,564.24
  5. Step 5: Solve for x
    x = 127,118,792,564.24/399,954.26
  6. Step 6: Final answer
    x = 317,833.33

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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.