Home / 645,231.98-967,785.06-195,956.74

Finding the Fourth Proportional to 645,231.98, 967,785.06 and 195,956.74

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Solution

The fourth proportional to 645,231.98, 967,785.06 and 195,956.74 is: 293,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,231.98 : 967,785.06 = 195,956.74 : x
  2. Step 2: Convert to fraction form
    645,231.98/967,785.06 = 195,956.74/x
  3. Step 3: Cross multiply
    645,231.98x = 967,785.06 × 195,956.74
  4. Step 4: Simplify right side
    645,231.98x = 189,644,010,044.77
  5. Step 5: Solve for x
    x = 189,644,010,044.77/645,231.98
  6. Step 6: Final answer
    x = 293,916.01

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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.