Home / 804,554.67-1,206,979.56-383,830.50

Finding the Fourth Proportional to 804,554.67, 1,206,979.56 and 383,830.50

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Solution

The fourth proportional to 804,554.67, 1,206,979.56 and 383,830.50 is: 575,816.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,554.67 : 1,206,979.56 = 383,830.50 : x
  2. Step 2: Convert to fraction form
    804,554.67/1,206,979.56 = 383,830.50/x
  3. Step 3: Cross multiply
    804,554.67x = 1,206,979.56 × 383,830.50
  4. Step 4: Simplify right side
    804,554.67x = 463,275,568,004.58
  5. Step 5: Solve for x
    x = 463,275,568,004.58/804,554.67
  6. Step 6: Final answer
    x = 575,816.14

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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.