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Finding the Fourth Proportional to 371,282.44, 556,834.46 and 171,410.80

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Solution

The fourth proportional to 371,282.44, 556,834.46 and 171,410.80 is: 257,075.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,282.44 : 556,834.46 = 171,410.80 : x
  2. Step 2: Convert to fraction form
    371,282.44/556,834.46 = 171,410.80/x
  3. Step 3: Cross multiply
    371,282.44x = 556,834.46 × 171,410.80
  4. Step 4: Simplify right side
    371,282.44x = 95,447,438,007.03
  5. Step 5: Solve for x
    x = 95,447,438,007.03/371,282.44
  6. Step 6: Final answer
    x = 257,075.01

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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.