Home / 349,983.96-482,973.66-199,080.60

Finding the Fourth Proportional to 349,983.96, 482,973.66 and 199,080.60

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Solution

The fourth proportional to 349,983.96, 482,973.66 and 199,080.60 is: 274,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,983.96 : 482,973.66 = 199,080.60 : x
  2. Step 2: Convert to fraction form
    349,983.96/482,973.66 = 199,080.60/x
  3. Step 3: Cross multiply
    349,983.96x = 482,973.66 × 199,080.60
  4. Step 4: Simplify right side
    349,983.96x = 96,150,686,017.00
  5. Step 5: Solve for x
    x = 96,150,686,017.00/349,983.96
  6. Step 6: Final answer
    x = 274,728.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.