Home / 483,300.19-666,935.70-268,453.96

Finding the Fourth Proportional to 483,300.19, 666,935.70 and 268,453.96

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Solution

The fourth proportional to 483,300.19, 666,935.70 and 268,453.96 is: 370,456.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,300.19 : 666,935.70 = 268,453.96 : x
  2. Step 2: Convert to fraction form
    483,300.19/666,935.70 = 268,453.96/x
  3. Step 3: Cross multiply
    483,300.19x = 666,935.70 × 268,453.96
  4. Step 4: Simplify right side
    483,300.19x = 179,041,529,730.37
  5. Step 5: Solve for x
    x = 179,041,529,730.37/483,300.19
  6. Step 6: Final answer
    x = 370,456.15

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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.