Home / 691,156.20-1,036,660.60-241,885.65

Finding the Fourth Proportional to 691,156.20, 1,036,660.60 and 241,885.65

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Solution

The fourth proportional to 691,156.20, 1,036,660.60 and 241,885.65 is: 362,802.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,156.20 : 1,036,660.60 = 241,885.65 : x
  2. Step 2: Convert to fraction form
    691,156.20/1,036,660.60 = 241,885.65/x
  3. Step 3: Cross multiply
    691,156.20x = 1,036,660.60 × 241,885.65
  4. Step 4: Simplify right side
    691,156.20x = 250,753,323,060.39
  5. Step 5: Solve for x
    x = 250,753,323,060.39/691,156.20
  6. Step 6: Final answer
    x = 362,802.68

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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.