Home / 622,318.15-933,003.37-285,454.54

Finding the Fourth Proportional to 622,318.15, 933,003.37 and 285,454.54

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Solution

The fourth proportional to 622,318.15, 933,003.37 and 285,454.54 is: 427,964.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,318.15 : 933,003.37 = 285,454.54 : x
  2. Step 2: Convert to fraction form
    622,318.15/933,003.37 = 285,454.54/x
  3. Step 3: Cross multiply
    622,318.15x = 933,003.37 × 285,454.54
  4. Step 4: Simplify right side
    622,318.15x = 266,330,047,801.80
  5. Step 5: Solve for x
    x = 266,330,047,801.80/622,318.15
  6. Step 6: Final answer
    x = 427,964.45

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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.