Home / 806,787.37-1,212,246.55-608,970.79

Finding the Fourth Proportional to 806,787.37, 1,212,246.55 and 608,970.79

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Solution

The fourth proportional to 806,787.37, 1,212,246.55 and 608,970.79 is: 915,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,787.37 : 1,212,246.55 = 608,970.79 : x
  2. Step 2: Convert to fraction form
    806,787.37/1,212,246.55 = 608,970.79/x
  3. Step 3: Cross multiply
    806,787.37x = 1,212,246.55 × 608,970.79
  4. Step 4: Simplify right side
    806,787.37x = 738,222,733,167.04
  5. Step 5: Solve for x
    x = 738,222,733,167.04/806,787.37
  6. Step 6: Final answer
    x = 915,015.24

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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.