Home / 887,002.80-1,330,504.20-325,964.40

Finding the Fourth Proportional to 887,002.80, 1,330,504.20 and 325,964.40

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Solution

The fourth proportional to 887,002.80, 1,330,504.20 and 325,964.40 is: 488,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,002.80 : 1,330,504.20 = 325,964.40 : x
  2. Step 2: Convert to fraction form
    887,002.80/1,330,504.20 = 325,964.40/x
  3. Step 3: Cross multiply
    887,002.80x = 1,330,504.20 × 325,964.40
  4. Step 4: Simplify right side
    887,002.80x = 433,697,003,250.48
  5. Step 5: Solve for x
    x = 433,697,003,250.48/887,002.80
  6. Step 6: Final answer
    x = 488,946.60

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Similar ratio
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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.