Home / 798,654.56-1,102,145.68-436,081.60

Finding the Fourth Proportional to 798,654.56, 1,102,145.68 and 436,081.60

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Solution

The fourth proportional to 798,654.56, 1,102,145.68 and 436,081.60 is: 601,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,654.56 : 1,102,145.68 = 436,081.60 : x
  2. Step 2: Convert to fraction form
    798,654.56/1,102,145.68 = 436,081.60/x
  3. Step 3: Cross multiply
    798,654.56x = 1,102,145.68 × 436,081.60
  4. Step 4: Simplify right side
    798,654.56x = 480,625,451,567.49
  5. Step 5: Solve for x
    x = 480,625,451,567.49/798,654.56
  6. Step 6: Final answer
    x = 601,793.91

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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.