Finding the Fourth Proportional to 383,808.39, 574,597.50 and 223,394.68
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Solution
The fourth proportional to 383,808.39, 574,597.50 and 223,394.68 is: 334,442.99
Step by Step Solution
- Step 1: Write the proportion equation
383,808.39 : 574,597.50 = 223,394.68 : x - Step 2: Convert to fraction form
383,808.39/574,597.50 = 223,394.68/x - Step 3: Cross multiply
383,808.39x = 574,597.50 × 223,394.68 - Step 4: Simplify right side
383,808.39x = 128,362,024,641.30 - Step 5: Solve for x
x = 128,362,024,641.30/383,808.39 - Step 6: Final answer
x = 334,442.99
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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.