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Finding the Fourth Proportional to 344,265, 475,075.44 and 191,302.71

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Solution

The fourth proportional to 344,265, 475,075.44 and 191,302.71 is: 263,992.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,265 : 475,075.44 = 191,302.71 : x
  2. Step 2: Convert to fraction form
    344,265/475,075.44 = 191,302.71/x
  3. Step 3: Cross multiply
    344,265x = 475,075.44 × 191,302.71
  4. Step 4: Simplify right side
    344,265x = 90,883,219,126.44
  5. Step 5: Solve for x
    x = 90,883,219,126.44/344,265
  6. Step 6: Final answer
    x = 263,992.04

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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.