Home / 887,004.40-1,330,506.60-325,922.80

Finding the Fourth Proportional to 887,004.40, 1,330,506.60 and 325,922.80

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Solution

The fourth proportional to 887,004.40, 1,330,506.60 and 325,922.80 is: 488,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,004.40 : 1,330,506.60 = 325,922.80 : x
  2. Step 2: Convert to fraction form
    887,004.40/1,330,506.60 = 325,922.80/x
  3. Step 3: Cross multiply
    887,004.40x = 1,330,506.60 × 325,922.80
  4. Step 4: Simplify right side
    887,004.40x = 433,642,436,490.48
  5. Step 5: Solve for x
    x = 433,642,436,490.48/887,004.40
  6. Step 6: Final answer
    x = 488,884.20

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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.