Home / 687,175.22-1,030,795.24-567,009.30

Finding the Fourth Proportional to 687,175.22, 1,030,795.24 and 567,009.30

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Solution

The fourth proportional to 687,175.22, 1,030,795.24 and 567,009.30 is: 850,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,175.22 : 1,030,795.24 = 567,009.30 : x
  2. Step 2: Convert to fraction form
    687,175.22/1,030,795.24 = 567,009.30/x
  3. Step 3: Cross multiply
    687,175.22x = 1,030,795.24 × 567,009.30
  4. Step 4: Simplify right side
    687,175.22x = 584,470,487,475.73
  5. Step 5: Solve for x
    x = 584,470,487,475.73/687,175.22
  6. Step 6: Final answer
    x = 850,540.69

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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.