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Finding the Fourth Proportional to 473,185.53, 653,033.30 and 269,245.04

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Solution

The fourth proportional to 473,185.53, 653,033.30 and 269,245.04 is: 371,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,185.53 : 653,033.30 = 269,245.04 : x
  2. Step 2: Convert to fraction form
    473,185.53/653,033.30 = 269,245.04/x
  3. Step 3: Cross multiply
    473,185.53x = 653,033.30 × 269,245.04
  4. Step 4: Simplify right side
    473,185.53x = 175,825,972,368.44
  5. Step 5: Solve for x
    x = 175,825,972,368.44/473,185.53
  6. Step 6: Final answer
    x = 371,579.35

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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.