Home / 414,529.02-621,797.31-134,046.54

Finding the Fourth Proportional to 414,529.02, 621,797.31 and 134,046.54

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Solution

The fourth proportional to 414,529.02, 621,797.31 and 134,046.54 is: 201,071.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,529.02 : 621,797.31 = 134,046.54 : x
  2. Step 2: Convert to fraction form
    414,529.02/621,797.31 = 134,046.54/x
  3. Step 3: Cross multiply
    414,529.02x = 621,797.31 × 134,046.54
  4. Step 4: Simplify right side
    414,529.02x = 83,349,777,986.81
  5. Step 5: Solve for x
    x = 83,349,777,986.81/414,529.02
  6. Step 6: Final answer
    x = 201,071.03

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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.