Home / 222,434.20-333,651.30-211,547.80

Finding the Fourth Proportional to 222,434.20, 333,651.30 and 211,547.80

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Solution

The fourth proportional to 222,434.20, 333,651.30 and 211,547.80 is: 317,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,434.20 : 333,651.30 = 211,547.80 : x
  2. Step 2: Convert to fraction form
    222,434.20/333,651.30 = 211,547.80/x
  3. Step 3: Cross multiply
    222,434.20x = 333,651.30 × 211,547.80
  4. Step 4: Simplify right side
    222,434.20x = 70,583,198,482.14
  5. Step 5: Solve for x
    x = 70,583,198,482.14/222,434.20
  6. Step 6: Final answer
    x = 317,321.70

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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.