Finding the Fourth Proportional to 606,403.48, 908,733.25 and 417,077.62
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Solution
The fourth proportional to 606,403.48, 908,733.25 and 417,077.62 is: 625,016.70
Step by Step Solution
- Step 1: Write the proportion equation
606,403.48 : 908,733.25 = 417,077.62 : x - Step 2: Convert to fraction form
606,403.48/908,733.25 = 417,077.62/x - Step 3: Cross multiply
606,403.48x = 908,733.25 × 417,077.62 - Step 4: Simplify right side
606,403.48x = 379,012,301,124.87 - Step 5: Solve for x
x = 379,012,301,124.87/606,403.48 - Step 6: Final answer
x = 625,016.70
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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.