Finding the Fourth Proportional to 887,814.02, 1,225,245.60 and 500,663.99
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Solution
The fourth proportional to 887,814.02, 1,225,245.60 and 500,663.99 is: 690,951.41
Step by Step Solution
- Step 1: Write the proportion equation
887,814.02 : 1,225,245.60 = 500,663.99 : x - Step 2: Convert to fraction form
887,814.02/1,225,245.60 = 500,663.99/x - Step 3: Cross multiply
887,814.02x = 1,225,245.60 × 500,663.99 - Step 4: Simplify right side
887,814.02x = 613,436,344,699.72 - Step 5: Solve for x
x = 613,436,344,699.72/887,814.02 - Step 6: Final answer
x = 690,951.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.