Home / 346,629.60-519,944.40-276,645.60

Finding the Fourth Proportional to 346,629.60, 519,944.40 and 276,645.60

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Solution

The fourth proportional to 346,629.60, 519,944.40 and 276,645.60 is: 414,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,629.60 : 519,944.40 = 276,645.60 : x
  2. Step 2: Convert to fraction form
    346,629.60/519,944.40 = 276,645.60/x
  3. Step 3: Cross multiply
    346,629.60x = 519,944.40 × 276,645.60
  4. Step 4: Simplify right side
    346,629.60x = 143,840,330,504.64
  5. Step 5: Solve for x
    x = 143,840,330,504.64/346,629.60
  6. Step 6: Final answer
    x = 414,968.40

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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.