Home / 687,231.47-1,030,879.61-567,065.54

Finding the Fourth Proportional to 687,231.47, 1,030,879.61 and 567,065.54

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Solution

The fourth proportional to 687,231.47, 1,030,879.61 and 567,065.54 is: 850,625.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,231.47 : 1,030,879.61 = 567,065.54 : x
  2. Step 2: Convert to fraction form
    687,231.47/1,030,879.61 = 567,065.54/x
  3. Step 3: Cross multiply
    687,231.47x = 1,030,879.61 × 567,065.54
  4. Step 4: Simplify right side
    687,231.47x = 584,576,299,884.31
  5. Step 5: Solve for x
    x = 584,576,299,884.31/687,231.47
  6. Step 6: Final answer
    x = 850,625.04

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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.