Home / 345,191.40-476,314.56-201,924.36

Finding the Fourth Proportional to 345,191.40, 476,314.56 and 201,924.36

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Solution

The fourth proportional to 345,191.40, 476,314.56 and 201,924.36 is: 278,626.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,191.40 : 476,314.56 = 201,924.36 : x
  2. Step 2: Convert to fraction form
    345,191.40/476,314.56 = 201,924.36/x
  3. Step 3: Cross multiply
    345,191.40x = 476,314.56 × 201,924.36
  4. Step 4: Simplify right side
    345,191.40x = 96,179,512,686.68
  5. Step 5: Solve for x
    x = 96,179,512,686.68/345,191.40
  6. Step 6: Final answer
    x = 278,626.62

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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.