Home / 892,055.67-1,338,222.94-292,880.54

Finding the Fourth Proportional to 892,055.67, 1,338,222.94 and 292,880.54

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Solution

The fourth proportional to 892,055.67, 1,338,222.94 and 292,880.54 is: 439,366.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,055.67 : 1,338,222.94 = 292,880.54 : x
  2. Step 2: Convert to fraction form
    892,055.67/1,338,222.94 = 292,880.54/x
  3. Step 3: Cross multiply
    892,055.67x = 1,338,222.94 × 292,880.54
  4. Step 4: Simplify right side
    892,055.67x = 391,939,459,920.94
  5. Step 5: Solve for x
    x = 391,939,459,920.94/892,055.67
  6. Step 6: Final answer
    x = 439,366.59

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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.