Finding the Fourth Proportional to 297,830.67, 446,742.12 and 73,193.08
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Solution
The fourth proportional to 297,830.67, 446,742.12 and 73,193.08 is: 109,788.67
Step by Step Solution
- Step 1: Write the proportion equation
297,830.67 : 446,742.12 = 73,193.08 : x - Step 2: Convert to fraction form
297,830.67/446,742.12 = 73,193.08/x - Step 3: Cross multiply
297,830.67x = 446,742.12 × 73,193.08 - Step 4: Simplify right side
297,830.67x = 32,698,431,728.53 - Step 5: Solve for x
x = 32,698,431,728.53/297,830.67 - Step 6: Final answer
x = 109,788.67
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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.