Home / 899,544.13-1,348,821.98-443,131.07

Finding the Fourth Proportional to 899,544.13, 1,348,821.98 and 443,131.07

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Solution

The fourth proportional to 899,544.13, 1,348,821.98 and 443,131.07 is: 664,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,544.13 : 1,348,821.98 = 443,131.07 : x
  2. Step 2: Convert to fraction form
    899,544.13/1,348,821.98 = 443,131.07/x
  3. Step 3: Cross multiply
    899,544.13x = 1,348,821.98 × 443,131.07
  4. Step 4: Simplify right side
    899,544.13x = 597,704,925,021.26
  5. Step 5: Solve for x
    x = 597,704,925,021.26/899,544.13
  6. Step 6: Final answer
    x = 664,453.15

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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.