Home / 792,890.69-1,189,325.40-193,857.01

Finding the Fourth Proportional to 792,890.69, 1,189,325.40 and 193,857.01

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Solution

The fourth proportional to 792,890.69, 1,189,325.40 and 193,857.01 is: 290,782.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,890.69 : 1,189,325.40 = 193,857.01 : x
  2. Step 2: Convert to fraction form
    792,890.69/1,189,325.40 = 193,857.01/x
  3. Step 3: Cross multiply
    792,890.69x = 1,189,325.40 × 193,857.01
  4. Step 4: Simplify right side
    792,890.69x = 230,559,062,260.78
  5. Step 5: Solve for x
    x = 230,559,062,260.78/792,890.69
  6. Step 6: Final answer
    x = 290,782.91

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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.