Home / 370,524.07-511,323.55-200,758.20

Finding the Fourth Proportional to 370,524.07, 511,323.55 and 200,758.20

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Solution

The fourth proportional to 370,524.07, 511,323.55 and 200,758.20 is: 277,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,524.07 : 511,323.55 = 200,758.20 : x
  2. Step 2: Convert to fraction form
    370,524.07/511,323.55 = 200,758.20/x
  3. Step 3: Cross multiply
    370,524.07x = 511,323.55 × 200,758.20
  4. Step 4: Simplify right side
    370,524.07x = 102,652,394,225.52
  5. Step 5: Solve for x
    x = 102,652,394,225.52/370,524.07
  6. Step 6: Final answer
    x = 277,046.49

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1.5x scale

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.