Home / 957,523.89-1,436,613.75-326,880.57

Finding the Fourth Proportional to 957,523.89, 1,436,613.75 and 326,880.57

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Solution

The fourth proportional to 957,523.89, 1,436,613.75 and 326,880.57 is: 490,432.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,523.89 : 1,436,613.75 = 326,880.57 : x
  2. Step 2: Convert to fraction form
    957,523.89/1,436,613.75 = 326,880.57/x
  3. Step 3: Cross multiply
    957,523.89x = 1,436,613.75 × 326,880.57
  4. Step 4: Simplify right side
    957,523.89x = 469,601,121,469.84
  5. Step 5: Solve for x
    x = 469,601,121,469.84/957,523.89
  6. Step 6: Final answer
    x = 490,432.80

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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.