Home / 753,850.52-1,040,269.72-414,319.04

Finding the Fourth Proportional to 753,850.52, 1,040,269.72 and 414,319.04

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Solution

The fourth proportional to 753,850.52, 1,040,269.72 and 414,319.04 is: 571,736.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,850.52 : 1,040,269.72 = 414,319.04 : x
  2. Step 2: Convert to fraction form
    753,850.52/1,040,269.72 = 414,319.04/x
  3. Step 3: Cross multiply
    753,850.52x = 1,040,269.72 × 414,319.04
  4. Step 4: Simplify right side
    753,850.52x = 431,003,551,731.47
  5. Step 5: Solve for x
    x = 431,003,551,731.47/753,850.52
  6. Step 6: Final answer
    x = 571,736.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.