Finding the Fourth Proportional to 874,362.19, 1,311,590.10 and 275,369.98
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Solution
The fourth proportional to 874,362.19, 1,311,590.10 and 275,369.98 is: 413,069.71
Step by Step Solution
- Step 1: Write the proportion equation
874,362.19 : 1,311,590.10 = 275,369.98 : x - Step 2: Convert to fraction form
874,362.19/1,311,590.10 = 275,369.98/x - Step 3: Cross multiply
874,362.19x = 1,311,590.10 × 275,369.98 - Step 4: Simplify right side
874,362.19x = 361,172,539,605.20 - Step 5: Solve for x
x = 361,172,539,605.20/874,362.19 - Step 6: Final answer
x = 413,069.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.