Home / 360,122.32-496,956.09-198,974.44

Finding the Fourth Proportional to 360,122.32, 496,956.09 and 198,974.44

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Solution

The fourth proportional to 360,122.32, 496,956.09 and 198,974.44 is: 274,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,122.32 : 496,956.09 = 198,974.44 : x
  2. Step 2: Convert to fraction form
    360,122.32/496,956.09 = 198,974.44/x
  3. Step 3: Cross multiply
    360,122.32x = 496,956.09 × 198,974.44
  4. Step 4: Simplify right side
    360,122.32x = 98,881,559,712.34
  5. Step 5: Solve for x
    x = 98,881,559,712.34/360,122.32
  6. Step 6: Final answer
    x = 274,577.70

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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.