Home / 899,306.60-1,348,571.10-449,853.80

Finding the Fourth Proportional to 899,306.60, 1,348,571.10 and 449,853.80

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Solution

The fourth proportional to 899,306.60, 1,348,571.10 and 449,853.80 is: 674,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,306.60 : 1,348,571.10 = 449,853.80 : x
  2. Step 2: Convert to fraction form
    899,306.60/1,348,571.10 = 449,853.80/x
  3. Step 3: Cross multiply
    899,306.60x = 1,348,571.10 × 449,853.80
  4. Step 4: Simplify right side
    899,306.60x = 606,659,833,905.18
  5. Step 5: Solve for x
    x = 606,659,833,905.18/899,306.60
  6. Step 6: Final answer
    x = 674,586.21

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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.