Home / 994,479.60-1,491,719.40-284,530.80

Finding the Fourth Proportional to 994,479.60, 1,491,719.40 and 284,530.80

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Solution

The fourth proportional to 994,479.60, 1,491,719.40 and 284,530.80 is: 426,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,479.60 : 1,491,719.40 = 284,530.80 : x
  2. Step 2: Convert to fraction form
    994,479.60/1,491,719.40 = 284,530.80/x
  3. Step 3: Cross multiply
    994,479.60x = 1,491,719.40 × 284,530.80
  4. Step 4: Simplify right side
    994,479.60x = 424,440,114,257.52
  5. Step 5: Solve for x
    x = 424,440,114,257.52/994,479.60
  6. Step 6: Final answer
    x = 426,796.20

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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.