Finding the Fourth Proportional to 527,371.54, 727,902.93 and 301,148.26
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Solution
The fourth proportional to 527,371.54, 727,902.93 and 301,148.26 is: 415,658.95
Step by Step Solution
- Step 1: Write the proportion equation
527,371.54 : 727,902.93 = 301,148.26 : x - Step 2: Convert to fraction form
527,371.54/727,902.93 = 301,148.26/x - Step 3: Cross multiply
527,371.54x = 727,902.93 × 301,148.26 - Step 4: Simplify right side
527,371.54x = 219,206,700,818.40 - Step 5: Solve for x
x = 219,206,700,818.40/527,371.54 - Step 6: Final answer
x = 415,658.95
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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.