Home / 704,405.22-1,056,769.02-305,112.48

Finding the Fourth Proportional to 704,405.22, 1,056,769.02 and 305,112.48

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Solution

The fourth proportional to 704,405.22, 1,056,769.02 and 305,112.48 is: 457,738.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,405.22 : 1,056,769.02 = 305,112.48 : x
  2. Step 2: Convert to fraction form
    704,405.22/1,056,769.02 = 305,112.48/x
  3. Step 3: Cross multiply
    704,405.22x = 1,056,769.02 × 305,112.48
  4. Step 4: Simplify right side
    704,405.22x = 322,433,416,479.37
  5. Step 5: Solve for x
    x = 322,433,416,479.37/704,405.22
  6. Step 6: Final answer
    x = 457,738.54

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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.