Home / 919,929.72-1,379,797.50-246,079.05

Finding the Fourth Proportional to 919,929.72, 1,379,797.50 and 246,079.05

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Solution

The fourth proportional to 919,929.72, 1,379,797.50 and 246,079.05 is: 369,092.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,929.72 : 1,379,797.50 = 246,079.05 : x
  2. Step 2: Convert to fraction form
    919,929.72/1,379,797.50 = 246,079.05/x
  3. Step 3: Cross multiply
    919,929.72x = 1,379,797.50 × 246,079.05
  4. Step 4: Simplify right side
    919,929.72x = 339,539,257,992.38
  5. Step 5: Solve for x
    x = 339,539,257,992.38/919,929.72
  6. Step 6: Final answer
    x = 369,092.61

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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.