Home / 868,989.44-1,303,567.96-269,789.72

Finding the Fourth Proportional to 868,989.44, 1,303,567.96 and 269,789.72

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Solution

The fourth proportional to 868,989.44, 1,303,567.96 and 269,789.72 is: 404,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,989.44 : 1,303,567.96 = 269,789.72 : x
  2. Step 2: Convert to fraction form
    868,989.44/1,303,567.96 = 269,789.72/x
  3. Step 3: Cross multiply
    868,989.44x = 1,303,567.96 × 269,789.72
  4. Step 4: Simplify right side
    868,989.44x = 351,689,234,929.37
  5. Step 5: Solve for x
    x = 351,689,234,929.37/868,989.44
  6. Step 6: Final answer
    x = 404,710.60

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1.5x scale

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.