Finding the Fourth Proportional to 900,590.66, 1,351,351.62 and 395,506.65
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Solution
The fourth proportional to 900,590.66, 1,351,351.62 and 395,506.65 is: 593,464.47
Step by Step Solution
- Step 1: Write the proportion equation
900,590.66 : 1,351,351.62 = 395,506.65 : x - Step 2: Convert to fraction form
900,590.66/1,351,351.62 = 395,506.65/x - Step 3: Cross multiply
900,590.66x = 1,351,351.62 × 395,506.65 - Step 4: Simplify right side
900,590.66x = 534,468,552,198.27 - Step 5: Solve for x
x = 534,468,552,198.27/900,590.66 - Step 6: Final answer
x = 593,464.47
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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.