Home / 753,620.52-1,039,996.08-414,110.64

Finding the Fourth Proportional to 753,620.52, 1,039,996.08 and 414,110.64

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Solution

The fourth proportional to 753,620.52, 1,039,996.08 and 414,110.64 is: 571,472.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,620.52 : 1,039,996.08 = 414,110.64 : x
  2. Step 2: Convert to fraction form
    753,620.52/1,039,996.08 = 414,110.64/x
  3. Step 3: Cross multiply
    753,620.52x = 1,039,996.08 × 414,110.64
  4. Step 4: Simplify right side
    753,620.52x = 430,673,442,286.29
  5. Step 5: Solve for x
    x = 430,673,442,286.29/753,620.52
  6. Step 6: Final answer
    x = 571,472.55

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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.