Home / 764,194.60-1,054,261.38-477,216.52

Finding the Fourth Proportional to 764,194.60, 1,054,261.38 and 477,216.52

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Solution

The fourth proportional to 764,194.60, 1,054,261.38 and 477,216.52 is: 658,354.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,194.60 : 1,054,261.38 = 477,216.52 : x
  2. Step 2: Convert to fraction form
    764,194.60/1,054,261.38 = 477,216.52/x
  3. Step 3: Cross multiply
    764,194.60x = 1,054,261.38 × 477,216.52
  4. Step 4: Simplify right side
    764,194.60x = 503,110,946,934.00
  5. Step 5: Solve for x
    x = 503,110,946,934.00/764,194.60
  6. Step 6: Final answer
    x = 658,354.49

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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.