Home / 1,203,795.60-1,805,168.44-455,316.72

Finding the Fourth Proportional to 1,203,795.60, 1,805,168.44 and 455,316.72

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Solution

The fourth proportional to 1,203,795.60, 1,805,168.44 and 455,316.72 is: 682,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,795.60 : 1,805,168.44 = 455,316.72 : x
  2. Step 2: Convert to fraction form
    1,203,795.60/1,805,168.44 = 455,316.72/x
  3. Step 3: Cross multiply
    1,203,795.60x = 1,805,168.44 × 455,316.72
  4. Step 4: Simplify right side
    1,203,795.60x = 821,923,373,148.32
  5. Step 5: Solve for x
    x = 821,923,373,148.32/1,203,795.60
  6. Step 6: Final answer
    x = 682,776.52

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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.