Home / 865,464.25-1,297,035.96-673,570.39

Finding the Fourth Proportional to 865,464.25, 1,297,035.96 and 673,570.39

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Solution

The fourth proportional to 865,464.25, 1,297,035.96 and 673,570.39 is: 1,009,452.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,464.25 : 1,297,035.96 = 673,570.39 : x
  2. Step 2: Convert to fraction form
    865,464.25/1,297,035.96 = 673,570.39/x
  3. Step 3: Cross multiply
    865,464.25x = 1,297,035.96 × 673,570.39
  4. Step 4: Simplify right side
    865,464.25x = 873,645,017,421.22
  5. Step 5: Solve for x
    x = 873,645,017,421.22/865,464.25
  6. Step 6: Final answer
    x = 1,009,452.46

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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.