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Finding the Fourth Proportional to 273,637.20, 410,455.80 and 254,974.80

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Solution

The fourth proportional to 273,637.20, 410,455.80 and 254,974.80 is: 382,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,637.20 : 410,455.80 = 254,974.80 : x
  2. Step 2: Convert to fraction form
    273,637.20/410,455.80 = 254,974.80/x
  3. Step 3: Cross multiply
    273,637.20x = 410,455.80 × 254,974.80
  4. Step 4: Simplify right side
    273,637.20x = 104,655,885,513.84
  5. Step 5: Solve for x
    x = 104,655,885,513.84/273,637.20
  6. Step 6: Final answer
    x = 382,462.20

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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.