Home / 677,992.61-1,016,956.04-251,611.56

Finding the Fourth Proportional to 677,992.61, 1,016,956.04 and 251,611.56

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Solution

The fourth proportional to 677,992.61, 1,016,956.04 and 251,611.56 is: 377,405.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,992.61 : 1,016,956.04 = 251,611.56 : x
  2. Step 2: Convert to fraction form
    677,992.61/1,016,956.04 = 251,611.56/x
  3. Step 3: Cross multiply
    677,992.61x = 1,016,956.04 × 251,611.56
  4. Step 4: Simplify right side
    677,992.61x = 255,877,891,220.07
  5. Step 5: Solve for x
    x = 255,877,891,220.07/677,992.61
  6. Step 6: Final answer
    x = 377,405.13

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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.