Home / 448,109.40-618,383.16-244,162.02

Finding the Fourth Proportional to 448,109.40, 618,383.16 and 244,162.02

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Solution

The fourth proportional to 448,109.40, 618,383.16 and 244,162.02 is: 336,939.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,109.40 : 618,383.16 = 244,162.02 : x
  2. Step 2: Convert to fraction form
    448,109.40/618,383.16 = 244,162.02/x
  3. Step 3: Cross multiply
    448,109.40x = 618,383.16 × 244,162.02
  4. Step 4: Simplify right side
    448,109.40x = 150,985,681,479.58
  5. Step 5: Solve for x
    x = 150,985,681,479.58/448,109.40
  6. Step 6: Final answer
    x = 336,939.33

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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.