Home / 921,676.65-1,383,141.91-565,603.89

Finding the Fourth Proportional to 921,676.65, 1,383,141.91 and 565,603.89

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Solution

The fourth proportional to 921,676.65, 1,383,141.91 and 565,603.89 is: 848,790.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,676.65 : 1,383,141.91 = 565,603.89 : x
  2. Step 2: Convert to fraction form
    921,676.65/1,383,141.91 = 565,603.89/x
  3. Step 3: Cross multiply
    921,676.65x = 1,383,141.91 × 565,603.89
  4. Step 4: Simplify right side
    921,676.65x = 782,310,444,718.03
  5. Step 5: Solve for x
    x = 782,310,444,718.03/921,676.65
  6. Step 6: Final answer
    x = 848,790.57

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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.