Finding the Fourth Proportional to 368,916.80, 552,125.31 and 226,852.05
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Solution
The fourth proportional to 368,916.80, 552,125.31 and 226,852.05 is: 339,509.50
Step by Step Solution
- Step 1: Write the proportion equation
368,916.80 : 552,125.31 = 226,852.05 : x - Step 2: Convert to fraction form
368,916.80/552,125.31 = 226,852.05/x - Step 3: Cross multiply
368,916.80x = 552,125.31 × 226,852.05 - Step 4: Simplify right side
368,916.80x = 125,250,759,650.16 - Step 5: Solve for x
x = 125,250,759,650.16/368,916.80 - Step 6: Final answer
x = 339,509.50
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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.