Home / 510,336.37-764,629.75-360,308.17

Finding the Fourth Proportional to 510,336.37, 764,629.75 and 360,308.17

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Solution

The fourth proportional to 510,336.37, 764,629.75 and 360,308.17 is: 539,844.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,336.37 : 764,629.75 = 360,308.17 : x
  2. Step 2: Convert to fraction form
    510,336.37/764,629.75 = 360,308.17/x
  3. Step 3: Cross multiply
    510,336.37x = 764,629.75 × 360,308.17
  4. Step 4: Simplify right side
    510,336.37x = 275,502,345,950.06
  5. Step 5: Solve for x
    x = 275,502,345,950.06/510,336.37
  6. Step 6: Final answer
    x = 539,844.62

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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.