Home / 892,069.80-1,338,367.20-359,316.60

Finding the Fourth Proportional to 892,069.80, 1,338,367.20 and 359,316.60

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Solution

The fourth proportional to 892,069.80, 1,338,367.20 and 359,316.60 is: 539,080.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,069.80 : 1,338,367.20 = 359,316.60 : x
  2. Step 2: Convert to fraction form
    892,069.80/1,338,367.20 = 359,316.60/x
  3. Step 3: Cross multiply
    892,069.80x = 1,338,367.20 × 359,316.60
  4. Step 4: Simplify right side
    892,069.80x = 480,897,551,855.52
  5. Step 5: Solve for x
    x = 480,897,551,855.52/892,069.80
  6. Step 6: Final answer
    x = 539,080.63

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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.