Home / 1,002,771.42-1,504,616.46-434,326.38

Finding the Fourth Proportional to 1,002,771.42, 1,504,616.46 and 434,326.38

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Solution

The fourth proportional to 1,002,771.42, 1,504,616.46 and 434,326.38 is: 651,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,771.42 : 1,504,616.46 = 434,326.38 : x
  2. Step 2: Convert to fraction form
    1,002,771.42/1,504,616.46 = 434,326.38/x
  3. Step 3: Cross multiply
    1,002,771.42x = 1,504,616.46 × 434,326.38
  4. Step 4: Simplify right side
    1,002,771.42x = 653,494,620,360.22
  5. Step 5: Solve for x
    x = 653,494,620,360.22/1,002,771.42
  6. Step 6: Final answer
    x = 651,688.52

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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.