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Finding the Fourth Proportional to 273,422.08, 377,322 and 152,556

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Solution

The fourth proportional to 273,422.08, 377,322 and 152,556 is: 210,527.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,422.08 : 377,322 = 152,556 : x
  2. Step 2: Convert to fraction form
    273,422.08/377,322 = 152,556/x
  3. Step 3: Cross multiply
    273,422.08x = 377,322 × 152,556
  4. Step 4: Simplify right side
    273,422.08x = 57,562,735,032
  5. Step 5: Solve for x
    x = 57,562,735,032/273,422.08
  6. Step 6: Final answer
    x = 210,527.02

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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.