Home / 435,944.78-654,111.19-222,599.98

Finding the Fourth Proportional to 435,944.78, 654,111.19 and 222,599.98

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Solution

The fourth proportional to 435,944.78, 654,111.19 and 222,599.98 is: 333,999.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,944.78 : 654,111.19 = 222,599.98 : x
  2. Step 2: Convert to fraction form
    435,944.78/654,111.19 = 222,599.98/x
  3. Step 3: Cross multiply
    435,944.78x = 654,111.19 × 222,599.98
  4. Step 4: Simplify right side
    435,944.78x = 145,605,137,811.78
  5. Step 5: Solve for x
    x = 145,605,137,811.78/435,944.78
  6. Step 6: Final answer
    x = 333,999.04

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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.