Finding the Fourth Proportional to 527,596.46, 728,120.07 and 298,174.95
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Solution
The fourth proportional to 527,596.46, 728,120.07 and 298,174.95 is: 411,502.31
Step by Step Solution
- Step 1: Write the proportion equation
527,596.46 : 728,120.07 = 298,174.95 : x - Step 2: Convert to fraction form
527,596.46/728,120.07 = 298,174.95/x - Step 3: Cross multiply
527,596.46x = 728,120.07 × 298,174.95 - Step 4: Simplify right side
527,596.46x = 217,107,165,466.25 - Step 5: Solve for x
x = 217,107,165,466.25/527,596.46 - Step 6: Final answer
x = 411,502.31
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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.