Home / 764,091.38-1,054,403.17-458,014.60

Finding the Fourth Proportional to 764,091.38, 1,054,403.17 and 458,014.60

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Solution

The fourth proportional to 764,091.38, 1,054,403.17 and 458,014.60 is: 632,034.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,091.38 : 1,054,403.17 = 458,014.60 : x
  2. Step 2: Convert to fraction form
    764,091.38/1,054,403.17 = 458,014.60/x
  3. Step 3: Cross multiply
    764,091.38x = 1,054,403.17 × 458,014.60
  4. Step 4: Simplify right side
    764,091.38x = 482,932,048,895.58
  5. Step 5: Solve for x
    x = 482,932,048,895.58/764,091.38
  6. Step 6: Final answer
    x = 632,034.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.