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Finding the Fourth Proportional to 554,546.97, 831,967.82 and 175,474.44

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Solution

The fourth proportional to 554,546.97, 831,967.82 and 175,474.44 is: 263,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,546.97 : 831,967.82 = 175,474.44 : x
  2. Step 2: Convert to fraction form
    554,546.97/831,967.82 = 175,474.44/x
  3. Step 3: Cross multiply
    554,546.97x = 831,967.82 × 175,474.44
  4. Step 4: Simplify right side
    554,546.97x = 145,989,087,312.52
  5. Step 5: Solve for x
    x = 145,989,087,312.52/554,546.97
  6. Step 6: Final answer
    x = 263,258.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.