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Finding the Fourth Proportional to 273,360.77, 409,994.43 and 73,634.45

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Solution

The fourth proportional to 273,360.77, 409,994.43 and 73,634.45 is: 110,439.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,360.77 : 409,994.43 = 73,634.45 : x
  2. Step 2: Convert to fraction form
    273,360.77/409,994.43 = 73,634.45/x
  3. Step 3: Cross multiply
    273,360.77x = 409,994.43 × 73,634.45
  4. Step 4: Simplify right side
    273,360.77x = 30,189,712,030.01
  5. Step 5: Solve for x
    x = 30,189,712,030.01/273,360.77
  6. Step 6: Final answer
    x = 110,439.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.