Home / 994,414.60-1,491,621.90-284,465.80

Finding the Fourth Proportional to 994,414.60, 1,491,621.90 and 284,465.80

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Solution

The fourth proportional to 994,414.60, 1,491,621.90 and 284,465.80 is: 426,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,414.60 : 1,491,621.90 = 284,465.80 : x
  2. Step 2: Convert to fraction form
    994,414.60/1,491,621.90 = 284,465.80/x
  3. Step 3: Cross multiply
    994,414.60x = 1,491,621.90 × 284,465.80
  4. Step 4: Simplify right side
    994,414.60x = 424,315,417,081.02
  5. Step 5: Solve for x
    x = 424,315,417,081.02/994,414.60
  6. Step 6: Final answer
    x = 426,698.70

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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.