Home / 823,604.22-1,235,254.14-254,879.28

Finding the Fourth Proportional to 823,604.22, 1,235,254.14 and 254,879.28

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Solution

The fourth proportional to 823,604.22, 1,235,254.14 and 254,879.28 is: 382,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,604.22 : 1,235,254.14 = 254,879.28 : x
  2. Step 2: Convert to fraction form
    823,604.22/1,235,254.14 = 254,879.28/x
  3. Step 3: Cross multiply
    823,604.22x = 1,235,254.14 × 254,879.28
  4. Step 4: Simplify right side
    823,604.22x = 314,840,685,820.22
  5. Step 5: Solve for x
    x = 314,840,685,820.22/823,604.22
  6. Step 6: Final answer
    x = 382,271.82

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1.5x scale

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.