Home / 922,452.78-1,383,720.62-282,709.65

Finding the Fourth Proportional to 922,452.78, 1,383,720.62 and 282,709.65

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Solution

The fourth proportional to 922,452.78, 1,383,720.62 and 282,709.65 is: 424,077.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,452.78 : 1,383,720.62 = 282,709.65 : x
  2. Step 2: Convert to fraction form
    922,452.78/1,383,720.62 = 282,709.65/x
  3. Step 3: Cross multiply
    922,452.78x = 1,383,720.62 × 282,709.65
  4. Step 4: Simplify right side
    922,452.78x = 391,191,170,764.44
  5. Step 5: Solve for x
    x = 391,191,170,764.44/922,452.78
  6. Step 6: Final answer
    x = 424,077.18

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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.