Home / 435,799.14-653,895.89-222,456.88

Finding the Fourth Proportional to 435,799.14, 653,895.89 and 222,456.88

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Solution

The fourth proportional to 435,799.14, 653,895.89 and 222,456.88 is: 333,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,799.14 : 653,895.89 = 222,456.88 : x
  2. Step 2: Convert to fraction form
    435,799.14/653,895.89 = 222,456.88/x
  3. Step 3: Cross multiply
    435,799.14x = 653,895.89 × 222,456.88
  4. Step 4: Simplify right side
    435,799.14x = 145,463,640,073.52
  5. Step 5: Solve for x
    x = 145,463,640,073.52/435,799.14
  6. Step 6: Final answer
    x = 333,785.98

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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.