Finding the Fourth Proportional to 584,895.78, 877,343.58 and 318,879.99
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Solution
The fourth proportional to 584,895.78, 877,343.58 and 318,879.99 is: 478,319.94
Step by Step Solution
- Step 1: Write the proportion equation
584,895.78 : 877,343.58 = 318,879.99 : x - Step 2: Convert to fraction form
584,895.78/877,343.58 = 318,879.99/x - Step 3: Cross multiply
584,895.78x = 877,343.58 × 318,879.99 - Step 4: Simplify right side
584,895.78x = 279,767,312,016.96 - Step 5: Solve for x
x = 279,767,312,016.96/584,895.78 - Step 6: Final answer
x = 478,319.94
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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.