Home / 994,676.90-1,491,031.20-488,823.80

Finding the Fourth Proportional to 994,676.90, 1,491,031.20 and 488,823.80

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Solution

The fourth proportional to 994,676.90, 1,491,031.20 and 488,823.80 is: 732,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,676.90 : 1,491,031.20 = 488,823.80 : x
  2. Step 2: Convert to fraction form
    994,676.90/1,491,031.20 = 488,823.80/x
  3. Step 3: Cross multiply
    994,676.90x = 1,491,031.20 × 488,823.80
  4. Step 4: Simplify right side
    994,676.90x = 728,851,537,102.56
  5. Step 5: Solve for x
    x = 728,851,537,102.56/994,676.90
  6. Step 6: Final answer
    x = 732,752.05

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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.