Home / 792,486.49-1,188,725.64-193,450.81

Finding the Fourth Proportional to 792,486.49, 1,188,725.64 and 193,450.81

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Solution

The fourth proportional to 792,486.49, 1,188,725.64 and 193,450.81 is: 290,175.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,486.49 : 1,188,725.64 = 193,450.81 : x
  2. Step 2: Convert to fraction form
    792,486.49/1,188,725.64 = 193,450.81/x
  3. Step 3: Cross multiply
    792,486.49x = 1,188,725.64 × 193,450.81
  4. Step 4: Simplify right side
    792,486.49x = 229,959,937,925.77
  5. Step 5: Solve for x
    x = 229,959,937,925.77/792,486.49
  6. Step 6: Final answer
    x = 290,175.22

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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.