Home / 447,313.20-617,056.95-265,896.09

Finding the Fourth Proportional to 447,313.20, 617,056.95 and 265,896.09

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Solution

The fourth proportional to 447,313.20, 617,056.95 and 265,896.09 is: 366,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,313.20 : 617,056.95 = 265,896.09 : x
  2. Step 2: Convert to fraction form
    447,313.20/617,056.95 = 265,896.09/x
  3. Step 3: Cross multiply
    447,313.20x = 617,056.95 × 265,896.09
  4. Step 4: Simplify right side
    447,313.20x = 164,073,030,312.33
  5. Step 5: Solve for x
    x = 164,073,030,312.33/447,313.20
  6. Step 6: Final answer
    x = 366,796.76

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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.