Finding the Fourth Proportional to 442,002.96, 662,435.76 and 384,842.99
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Solution
The fourth proportional to 442,002.96, 662,435.76 and 384,842.99 is: 576,769.34
Step by Step Solution
- Step 1: Write the proportion equation
442,002.96 : 662,435.76 = 384,842.99 : x - Step 2: Convert to fraction form
442,002.96/662,435.76 = 384,842.99/x - Step 3: Cross multiply
442,002.96x = 662,435.76 × 384,842.99 - Step 4: Simplify right side
442,002.96x = 254,933,755,249.14 - Step 5: Solve for x
x = 254,933,755,249.14/442,002.96 - Step 6: Final answer
x = 576,769.34
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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.