Home / 483,211.31-666,813.34-268,365.22

Finding the Fourth Proportional to 483,211.31, 666,813.34 and 268,365.22

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Solution

The fourth proportional to 483,211.31, 666,813.34 and 268,365.22 is: 370,333.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,211.31 : 666,813.34 = 268,365.22 : x
  2. Step 2: Convert to fraction form
    483,211.31/666,813.34 = 268,365.22/x
  3. Step 3: Cross multiply
    483,211.31x = 666,813.34 × 268,365.22
  4. Step 4: Simplify right side
    483,211.31x = 178,949,507,356.46
  5. Step 5: Solve for x
    x = 178,949,507,356.46/483,211.31
  6. Step 6: Final answer
    x = 370,333.86

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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.