Home / 448,279.30-618,349.03-273,767.64

Finding the Fourth Proportional to 448,279.30, 618,349.03 and 273,767.64

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Solution

The fourth proportional to 448,279.30, 618,349.03 and 273,767.64 is: 377,630.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,279.30 : 618,349.03 = 273,767.64 : x
  2. Step 2: Convert to fraction form
    448,279.30/618,349.03 = 273,767.64/x
  3. Step 3: Cross multiply
    448,279.30x = 618,349.03 × 273,767.64
  4. Step 4: Simplify right side
    448,279.30x = 169,283,954,639.39
  5. Step 5: Solve for x
    x = 169,283,954,639.39/448,279.30
  6. Step 6: Final answer
    x = 377,630.54

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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.