Home / 307,440.96-458,105.06-273,903.32

Finding the Fourth Proportional to 307,440.96, 458,105.06 and 273,903.32

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Solution

The fourth proportional to 307,440.96, 458,105.06 and 273,903.32 is: 408,132.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,440.96 : 458,105.06 = 273,903.32 : x
  2. Step 2: Convert to fraction form
    307,440.96/458,105.06 = 273,903.32/x
  3. Step 3: Cross multiply
    307,440.96x = 458,105.06 × 273,903.32
  4. Step 4: Simplify right side
    307,440.96x = 125,476,493,182.76
  5. Step 5: Solve for x
    x = 125,476,493,182.76/307,440.96
  6. Step 6: Final answer
    x = 408,132.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.