Home / 957,485.68-1,436,556.60-326,842.36

Finding the Fourth Proportional to 957,485.68, 1,436,556.60 and 326,842.36

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Solution

The fourth proportional to 957,485.68, 1,436,556.60 and 326,842.36 is: 490,375.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,485.68 : 1,436,556.60 = 326,842.36 : x
  2. Step 2: Convert to fraction form
    957,485.68/1,436,556.60 = 326,842.36/x
  3. Step 3: Cross multiply
    957,485.68x = 1,436,556.60 × 326,842.36
  4. Step 4: Simplify right side
    957,485.68x = 469,527,549,417.58
  5. Step 5: Solve for x
    x = 469,527,549,417.58/957,485.68
  6. Step 6: Final answer
    x = 490,375.53

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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.