Home / 952,354.09-1,428,515.44-383,721.33

Finding the Fourth Proportional to 952,354.09, 1,428,515.44 and 383,721.33

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Solution

The fourth proportional to 952,354.09, 1,428,515.44 and 383,721.33 is: 575,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,354.09 : 1,428,515.44 = 383,721.33 : x
  2. Step 2: Convert to fraction form
    952,354.09/1,428,515.44 = 383,721.33/x
  3. Step 3: Cross multiply
    952,354.09x = 1,428,515.44 × 383,721.33
  4. Step 4: Simplify right side
    952,354.09x = 548,151,843,603.03
  5. Step 5: Solve for x
    x = 548,151,843,603.03/952,354.09
  6. Step 6: Final answer
    x = 575,575.67

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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.