Home / 483,215.05-666,818.50-268,368.95

Finding the Fourth Proportional to 483,215.05, 666,818.50 and 268,368.95

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Solution

The fourth proportional to 483,215.05, 666,818.50 and 268,368.95 is: 370,339.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,215.05 : 666,818.50 = 268,368.95 : x
  2. Step 2: Convert to fraction form
    483,215.05/666,818.50 = 268,368.95/x
  3. Step 3: Cross multiply
    483,215.05x = 666,818.50 × 268,368.95
  4. Step 4: Simplify right side
    483,215.05x = 178,953,380,685.58
  5. Step 5: Solve for x
    x = 178,953,380,685.58/483,215.05
  6. Step 6: Final answer
    x = 370,339.00

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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.