Home / 792,902.13-1,189,342.55-193,868.45

Finding the Fourth Proportional to 792,902.13, 1,189,342.55 and 193,868.45

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Solution

The fourth proportional to 792,902.13, 1,189,342.55 and 193,868.45 is: 290,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,902.13 : 1,189,342.55 = 193,868.45 : x
  2. Step 2: Convert to fraction form
    792,902.13/1,189,342.55 = 193,868.45/x
  3. Step 3: Cross multiply
    792,902.13x = 1,189,342.55 × 193,868.45
  4. Step 4: Simplify right side
    792,902.13x = 230,575,989,771.49
  5. Step 5: Solve for x
    x = 230,575,989,771.49/792,902.13
  6. Step 6: Final answer
    x = 290,800.06

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1.5x scale

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.