Home / 682,877.40-1,024,899.30-304,380.60

Finding the Fourth Proportional to 682,877.40, 1,024,899.30 and 304,380.60

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Solution

The fourth proportional to 682,877.40, 1,024,899.30 and 304,380.60 is: 456,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,877.40 : 1,024,899.30 = 304,380.60 : x
  2. Step 2: Convert to fraction form
    682,877.40/1,024,899.30 = 304,380.60/x
  3. Step 3: Cross multiply
    682,877.40x = 1,024,899.30 × 304,380.60
  4. Step 4: Simplify right side
    682,877.40x = 311,959,463,873.58
  5. Step 5: Solve for x
    x = 311,959,463,873.58/682,877.40
  6. Step 6: Final answer
    x = 456,830.85

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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.