Home / 214,922.80-322,384.20-185,398.30

Finding the Fourth Proportional to 214,922.80, 322,384.20 and 185,398.30

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Solution

The fourth proportional to 214,922.80, 322,384.20 and 185,398.30 is: 278,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,922.80 : 322,384.20 = 185,398.30 : x
  2. Step 2: Convert to fraction form
    214,922.80/322,384.20 = 185,398.30/x
  3. Step 3: Cross multiply
    214,922.80x = 322,384.20 × 185,398.30
  4. Step 4: Simplify right side
    214,922.80x = 59,769,482,626.86
  5. Step 5: Solve for x
    x = 59,769,482,626.86/214,922.80
  6. Step 6: Final answer
    x = 278,097.45

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1.5x scale

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.