Home / 868,784.34-1,303,380.63-269,714.82

Finding the Fourth Proportional to 868,784.34, 1,303,380.63 and 269,714.82

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Solution

The fourth proportional to 868,784.34, 1,303,380.63 and 269,714.82 is: 404,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,784.34 : 1,303,380.63 = 269,714.82 : x
  2. Step 2: Convert to fraction form
    868,784.34/1,303,380.63 = 269,714.82/x
  3. Step 3: Cross multiply
    868,784.34x = 1,303,380.63 × 269,714.82
  4. Step 4: Simplify right side
    868,784.34x = 351,541,072,011.94
  5. Step 5: Solve for x
    x = 351,541,072,011.94/868,784.34
  6. Step 6: Final answer
    x = 404,635.60

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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.