Finding the Fourth Proportional to 906,379.61, 1,359,566.99 and 337,747.77
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Solution
The fourth proportional to 906,379.61, 1,359,566.99 and 337,747.77 is: 506,620.75
Step by Step Solution
- Step 1: Write the proportion equation
906,379.61 : 1,359,566.99 = 337,747.77 : x - Step 2: Convert to fraction form
906,379.61/1,359,566.99 = 337,747.77/x - Step 3: Cross multiply
906,379.61x = 1,359,566.99 × 337,747.77 - Step 4: Simplify right side
906,379.61x = 459,190,717,349.37 - Step 5: Solve for x
x = 459,190,717,349.37/906,379.61 - Step 6: Final answer
x = 506,620.75
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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.