Home / 483,280.74-666,908.97-268,434.59

Finding the Fourth Proportional to 483,280.74, 666,908.97 and 268,434.59

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Solution

The fourth proportional to 483,280.74, 666,908.97 and 268,434.59 is: 370,429.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,280.74 : 666,908.97 = 268,434.59 : x
  2. Step 2: Convert to fraction form
    483,280.74/666,908.97 = 268,434.59/x
  3. Step 3: Cross multiply
    483,280.74x = 666,908.97 × 268,434.59
  4. Step 4: Simplify right side
    483,280.74x = 179,021,432,594.73
  5. Step 5: Solve for x
    x = 179,021,432,594.73/483,280.74
  6. Step 6: Final answer
    x = 370,429.48

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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.