Home / 484,119.12-668,080.62-266,323.08

Finding the Fourth Proportional to 484,119.12, 668,080.62 and 266,323.08

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Solution

The fourth proportional to 484,119.12, 668,080.62 and 266,323.08 is: 367,523.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,119.12 : 668,080.62 = 266,323.08 : x
  2. Step 2: Convert to fraction form
    484,119.12/668,080.62 = 266,323.08/x
  3. Step 3: Cross multiply
    484,119.12x = 668,080.62 × 266,323.08
  4. Step 4: Simplify right side
    484,119.12x = 177,925,288,406.71
  5. Step 5: Solve for x
    x = 177,925,288,406.71/484,119.12
  6. Step 6: Final answer
    x = 367,523.78

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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.