Home / 470,513.22-705,785.17-223,983.33

Finding the Fourth Proportional to 470,513.22, 705,785.17 and 223,983.33

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Solution

The fourth proportional to 470,513.22, 705,785.17 and 223,983.33 is: 335,982.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,513.22 : 705,785.17 = 223,983.33 : x
  2. Step 2: Convert to fraction form
    470,513.22/705,785.17 = 223,983.33/x
  3. Step 3: Cross multiply
    470,513.22x = 705,785.17 × 223,983.33
  4. Step 4: Simplify right side
    470,513.22x = 158,084,112,641.22
  5. Step 5: Solve for x
    x = 158,084,112,641.22/470,513.22
  6. Step 6: Final answer
    x = 335,982.30

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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.