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Finding the Fourth Proportional to 273,777.36, 377,808.74 and 152,920.34

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Solution

The fourth proportional to 273,777.36, 377,808.74 and 152,920.34 is: 211,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,777.36 : 377,808.74 = 152,920.34 : x
  2. Step 2: Convert to fraction form
    273,777.36/377,808.74 = 152,920.34/x
  3. Step 3: Cross multiply
    273,777.36x = 377,808.74 × 152,920.34
  4. Step 4: Simplify right side
    273,777.36x = 57,774,640,975.77
  5. Step 5: Solve for x
    x = 57,774,640,975.77/273,777.36
  6. Step 6: Final answer
    x = 211,027.83

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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.