Home / 317,238.58-437,825.82-189,914.14

Finding the Fourth Proportional to 317,238.58, 437,825.82 and 189,914.14

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Solution

The fourth proportional to 317,238.58, 437,825.82 and 189,914.14 is: 262,103.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,238.58 : 437,825.82 = 189,914.14 : x
  2. Step 2: Convert to fraction form
    317,238.58/437,825.82 = 189,914.14/x
  3. Step 3: Cross multiply
    317,238.58x = 437,825.82 × 189,914.14
  4. Step 4: Simplify right side
    317,238.58x = 83,149,314,075.09
  5. Step 5: Solve for x
    x = 83,149,314,075.09/317,238.58
  6. Step 6: Final answer
    x = 262,103.41

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1.5x scale

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.