Finding the Fourth Proportional to 368,924.78, 552,137.29 and 226,860.05
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Solution
The fourth proportional to 368,924.78, 552,137.29 and 226,860.05 is: 339,521.50
Step by Step Solution
- Step 1: Write the proportion equation
368,924.78 : 552,137.29 = 226,860.05 : x - Step 2: Convert to fraction form
368,924.78/552,137.29 = 226,860.05/x - Step 3: Cross multiply
368,924.78x = 552,137.29 × 226,860.05 - Step 4: Simplify right side
368,924.78x = 125,257,893,216.27 - Step 5: Solve for x
x = 125,257,893,216.27/368,924.78 - Step 6: Final answer
x = 339,521.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.