Finding the Fourth Proportional to 574,005.14, 860,972.88 and 214,106.62
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Solution
The fourth proportional to 574,005.14, 860,972.88 and 214,106.62 is: 321,146.94
Step by Step Solution
- Step 1: Write the proportion equation
574,005.14 : 860,972.88 = 214,106.62 : x - Step 2: Convert to fraction form
574,005.14/860,972.88 = 214,106.62/x - Step 3: Cross multiply
574,005.14x = 860,972.88 × 214,106.62 - Step 4: Simplify right side
574,005.14x = 184,339,993,248.47 - Step 5: Solve for x
x = 184,339,993,248.47/574,005.14 - Step 6: Final answer
x = 321,146.94
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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.