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Finding the Fourth Proportional to 348,911.52, 481,014.16 and 235,554.72

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Solution

The fourth proportional to 348,911.52, 481,014.16 and 235,554.72 is: 324,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,911.52 : 481,014.16 = 235,554.72 : x
  2. Step 2: Convert to fraction form
    348,911.52/481,014.16 = 235,554.72/x
  3. Step 3: Cross multiply
    348,911.52x = 481,014.16 × 235,554.72
  4. Step 4: Simplify right side
    348,911.52x = 113,305,155,774.84
  5. Step 5: Solve for x
    x = 113,305,155,774.84/348,911.52
  6. Step 6: Final answer
    x = 324,738.94

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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.