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Finding the Fourth Proportional to 483,294.98, 666,947.13 and 268,455.02

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Solution

The fourth proportional to 483,294.98, 666,947.13 and 268,455.02 is: 370,467.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,294.98 : 666,947.13 = 268,455.02 : x
  2. Step 2: Convert to fraction form
    483,294.98/666,947.13 = 268,455.02/x
  3. Step 3: Cross multiply
    483,294.98x = 666,947.13 × 268,455.02
  4. Step 4: Simplify right side
    483,294.98x = 179,045,305,123.09
  5. Step 5: Solve for x
    x = 179,045,305,123.09/483,294.98
  6. Step 6: Final answer
    x = 370,467.96

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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.