Home / 448,961.64-619,696.62-265,370.28

Finding the Fourth Proportional to 448,961.64, 619,696.62 and 265,370.28

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Solution

The fourth proportional to 448,961.64, 619,696.62 and 265,370.28 is: 366,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,961.64 : 619,696.62 = 265,370.28 : x
  2. Step 2: Convert to fraction form
    448,961.64/619,696.62 = 265,370.28/x
  3. Step 3: Cross multiply
    448,961.64x = 619,696.62 × 265,370.28
  4. Step 4: Simplify right side
    448,961.64x = 164,449,065,564.45
  5. Step 5: Solve for x
    x = 164,449,065,564.45/448,961.64
  6. Step 6: Final answer
    x = 366,287.56

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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.