Finding the Fourth Proportional to 997,486.32, 1,496,424.60 and 366,404.88
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Solution
The fourth proportional to 997,486.32, 1,496,424.60 and 366,404.88 is: 549,678.99
Step by Step Solution
- Step 1: Write the proportion equation
997,486.32 : 1,496,424.60 = 366,404.88 : x - Step 2: Convert to fraction form
997,486.32/1,496,424.60 = 366,404.88/x - Step 3: Cross multiply
997,486.32x = 1,496,424.60 × 366,404.88 - Step 4: Simplify right side
997,486.32x = 548,297,275,992.05 - Step 5: Solve for x
x = 548,297,275,992.05/997,486.32 - Step 6: Final answer
x = 549,678.99
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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.