Home / 790,989.08-1,186,474.71-191,956.82

Finding the Fourth Proportional to 790,989.08, 1,186,474.71 and 191,956.82

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Solution

The fourth proportional to 790,989.08, 1,186,474.71 and 191,956.82 is: 287,933.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,989.08 : 1,186,474.71 = 191,956.82 : x
  2. Step 2: Convert to fraction form
    790,989.08/1,186,474.71 = 191,956.82/x
  3. Step 3: Cross multiply
    790,989.08x = 1,186,474.71 × 191,956.82
  4. Step 4: Simplify right side
    790,989.08x = 227,751,912,342.02
  5. Step 5: Solve for x
    x = 227,751,912,342.02/790,989.08
  6. Step 6: Final answer
    x = 287,933.07

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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.