Home / 483,285.96-666,916.05-268,439.71

Finding the Fourth Proportional to 483,285.96, 666,916.05 and 268,439.71

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Solution

The fourth proportional to 483,285.96, 666,916.05 and 268,439.71 is: 370,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,285.96 : 666,916.05 = 268,439.71 : x
  2. Step 2: Convert to fraction form
    483,285.96/666,916.05 = 268,439.71/x
  3. Step 3: Cross multiply
    483,285.96x = 666,916.05 × 268,439.71
  4. Step 4: Simplify right side
    483,285.96x = 179,026,751,056.35
  5. Step 5: Solve for x
    x = 179,026,751,056.35/483,285.96
  6. Step 6: Final answer
    x = 370,436.48

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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.