Home / 373,365.23-515,198.18-228,244.01

Finding the Fourth Proportional to 373,365.23, 515,198.18 and 228,244.01

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Solution

The fourth proportional to 373,365.23, 515,198.18 and 228,244.01 is: 314,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,365.23 : 515,198.18 = 228,244.01 : x
  2. Step 2: Convert to fraction form
    373,365.23/515,198.18 = 228,244.01/x
  3. Step 3: Cross multiply
    373,365.23x = 515,198.18 × 228,244.01
  4. Step 4: Simplify right side
    373,365.23x = 117,590,897,406.68
  5. Step 5: Solve for x
    x = 117,590,897,406.68/373,365.23
  6. Step 6: Final answer
    x = 314,948.71

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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.