Finding the Fourth Proportional to 360,368.65, 497,319.11 and 199,234.07
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Solution
The fourth proportional to 360,368.65, 497,319.11 and 199,234.07 is: 274,948.75
Step by Step Solution
- Step 1: Write the proportion equation
360,368.65 : 497,319.11 = 199,234.07 : x - Step 2: Convert to fraction form
360,368.65/497,319.11 = 199,234.07/x - Step 3: Cross multiply
360,368.65x = 497,319.11 × 199,234.07 - Step 4: Simplify right side
360,368.65x = 99,082,910,374.08 - Step 5: Solve for x
x = 99,082,910,374.08/360,368.65 - Step 6: Final answer
x = 274,948.75
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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.