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Finding the Fourth Proportional to 273,216.81, 377,040.83 and 152,365.73

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Solution

The fourth proportional to 273,216.81, 377,040.83 and 152,365.73 is: 210,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,216.81 : 377,040.83 = 152,365.73 : x
  2. Step 2: Convert to fraction form
    273,216.81/377,040.83 = 152,365.73/x
  3. Step 3: Cross multiply
    273,216.81x = 377,040.83 × 152,365.73
  4. Step 4: Simplify right side
    273,216.81x = 57,448,098,655.72
  5. Step 5: Solve for x
    x = 57,448,098,655.72/273,216.81
  6. Step 6: Final answer
    x = 210,265.61

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1.5x scale

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.