Home / 867,039.20-1,303,669.20-730,181.60

Finding the Fourth Proportional to 867,039.20, 1,303,669.20 and 730,181.60

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Solution

The fourth proportional to 867,039.20, 1,303,669.20 and 730,181.60 is: 1,097,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,039.20 : 1,303,669.20 = 730,181.60 : x
  2. Step 2: Convert to fraction form
    867,039.20/1,303,669.20 = 730,181.60/x
  3. Step 3: Cross multiply
    867,039.20x = 1,303,669.20 × 730,181.60
  4. Step 4: Simplify right side
    867,039.20x = 951,915,262,326.72
  5. Step 5: Solve for x
    x = 951,915,262,326.72/867,039.20
  6. Step 6: Final answer
    x = 1,097,891.84

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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.