Home / 912,822.91-1,259,680.05-504,924.44

Finding the Fourth Proportional to 912,822.91, 1,259,680.05 and 504,924.44

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Solution

The fourth proportional to 912,822.91, 1,259,680.05 and 504,924.44 is: 696,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,822.91 : 1,259,680.05 = 504,924.44 : x
  2. Step 2: Convert to fraction form
    912,822.91/1,259,680.05 = 504,924.44/x
  3. Step 3: Cross multiply
    912,822.91x = 1,259,680.05 × 504,924.44
  4. Step 4: Simplify right side
    912,822.91x = 636,043,237,527.02
  5. Step 5: Solve for x
    x = 636,043,237,527.02/912,822.91
  6. Step 6: Final answer
    x = 696,787.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.