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Finding the Fourth Proportional to 273,933.90, 410,685.80 and 174,075.48

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Solution

The fourth proportional to 273,933.90, 410,685.80 and 174,075.48 is: 260,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,933.90 : 410,685.80 = 174,075.48 : x
  2. Step 2: Convert to fraction form
    273,933.90/410,685.80 = 174,075.48/x
  3. Step 3: Cross multiply
    273,933.90x = 410,685.80 × 174,075.48
  4. Step 4: Simplify right side
    273,933.90x = 71,490,326,893.81
  5. Step 5: Solve for x
    x = 71,490,326,893.81/273,933.90
  6. Step 6: Final answer
    x = 260,976.56

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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.