Home / 849,847.60-1,273,410.60-449,966.80

Finding the Fourth Proportional to 849,847.60, 1,273,410.60 and 449,966.80

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Solution

The fourth proportional to 849,847.60, 1,273,410.60 and 449,966.80 is: 674,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,847.60 : 1,273,410.60 = 449,966.80 : x
  2. Step 2: Convert to fraction form
    849,847.60/1,273,410.60 = 449,966.80/x
  3. Step 3: Cross multiply
    849,847.60x = 1,273,410.60 × 449,966.80
  4. Step 4: Simplify right side
    849,847.60x = 572,992,492,768.08
  5. Step 5: Solve for x
    x = 572,992,492,768.08/849,847.60
  6. Step 6: Final answer
    x = 674,229.70

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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.