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Finding the Fourth Proportional to 373,003.84, 559,993.52 and 221,477.60

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Solution

The fourth proportional to 373,003.84, 559,993.52 and 221,477.60 is: 332,506.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,003.84 : 559,993.52 = 221,477.60 : x
  2. Step 2: Convert to fraction form
    373,003.84/559,993.52 = 221,477.60/x
  3. Step 3: Cross multiply
    373,003.84x = 559,993.52 × 221,477.60
  4. Step 4: Simplify right side
    373,003.84x = 124,026,020,825.15
  5. Step 5: Solve for x
    x = 124,026,020,825.15/373,003.84
  6. Step 6: Final answer
    x = 332,506.02

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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.