Home / 1,228,252.88-1,842,379.34-479,774

Finding the Fourth Proportional to 1,228,252.88, 1,842,379.34 and 479,774

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Solution

The fourth proportional to 1,228,252.88, 1,842,379.34 and 479,774 is: 719,661.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,252.88 : 1,842,379.34 = 479,774 : x
  2. Step 2: Convert to fraction form
    1,228,252.88/1,842,379.34 = 479,774/x
  3. Step 3: Cross multiply
    1,228,252.88x = 1,842,379.34 × 479,774
  4. Step 4: Simplify right side
    1,228,252.88x = 883,925,705,469.16
  5. Step 5: Solve for x
    x = 883,925,705,469.16/1,228,252.88
  6. Step 6: Final answer
    x = 719,661.01

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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.