Home / 994,676.40-1,491,030.45-488,823.30

Finding the Fourth Proportional to 994,676.40, 1,491,030.45 and 488,823.30

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Solution

The fourth proportional to 994,676.40, 1,491,030.45 and 488,823.30 is: 732,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,676.40 : 1,491,030.45 = 488,823.30 : x
  2. Step 2: Convert to fraction form
    994,676.40/1,491,030.45 = 488,823.30/x
  3. Step 3: Cross multiply
    994,676.40x = 1,491,030.45 × 488,823.30
  4. Step 4: Simplify right side
    994,676.40x = 728,850,424,969.49
  5. Step 5: Solve for x
    x = 728,850,424,969.49/994,676.40
  6. Step 6: Final answer
    x = 732,751.30

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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.