Home / 483,209.67-666,811.08-268,363.58

Finding the Fourth Proportional to 483,209.67, 666,811.08 and 268,363.58

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Solution

The fourth proportional to 483,209.67, 666,811.08 and 268,363.58 is: 370,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,209.67 : 666,811.08 = 268,363.58 : x
  2. Step 2: Convert to fraction form
    483,209.67/666,811.08 = 268,363.58/x
  3. Step 3: Cross multiply
    483,209.67x = 666,811.08 × 268,363.58
  4. Step 4: Simplify right side
    483,209.67x = 178,947,805,278.41
  5. Step 5: Solve for x
    x = 178,947,805,278.41/483,209.67
  6. Step 6: Final answer
    x = 370,331.59

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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.