Home / 446,629.02-669,566.86-193,719.02

Finding the Fourth Proportional to 446,629.02, 669,566.86 and 193,719.02

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Solution

The fourth proportional to 446,629.02, 669,566.86 and 193,719.02 is: 290,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,629.02 : 669,566.86 = 193,719.02 : x
  2. Step 2: Convert to fraction form
    446,629.02/669,566.86 = 193,719.02/x
  3. Step 3: Cross multiply
    446,629.02x = 669,566.86 × 193,719.02
  4. Step 4: Simplify right side
    446,629.02x = 129,707,835,943.68
  5. Step 5: Solve for x
    x = 129,707,835,943.68/446,629.02
  6. Step 6: Final answer
    x = 290,415.15

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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.