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Finding the Fourth Proportional to 273,494.64, 377,422.95 and 152,635.92

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Solution

The fourth proportional to 273,494.64, 377,422.95 and 152,635.92 is: 210,637.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,494.64 : 377,422.95 = 152,635.92 : x
  2. Step 2: Convert to fraction form
    273,494.64/377,422.95 = 152,635.92/x
  3. Step 3: Cross multiply
    273,494.64x = 377,422.95 × 152,635.92
  4. Step 4: Simplify right side
    273,494.64x = 57,608,299,202.36
  5. Step 5: Solve for x
    x = 57,608,299,202.36/273,494.64
  6. Step 6: Final answer
    x = 210,637.76

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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.