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Finding the Fourth Proportional to 273,774.46, 377,804.74 and 152,917.51

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Solution

The fourth proportional to 273,774.46, 377,804.74 and 152,917.51 is: 211,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,774.46 : 377,804.74 = 152,917.51 : x
  2. Step 2: Convert to fraction form
    273,774.46/377,804.74 = 152,917.51/x
  3. Step 3: Cross multiply
    273,774.46x = 377,804.74 × 152,917.51
  4. Step 4: Simplify right side
    273,774.46x = 57,772,960,107.00
  5. Step 5: Solve for x
    x = 57,772,960,107.00/273,774.46
  6. Step 6: Final answer
    x = 211,023.92

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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.