Finding the Fourth Proportional to 995,430.75, 1,493,151.59 and 247,476.75
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Solution
The fourth proportional to 995,430.75, 1,493,151.59 and 247,476.75 is: 371,216.48
Step by Step Solution
- Step 1: Write the proportion equation
995,430.75 : 1,493,151.59 = 247,476.75 : x - Step 2: Convert to fraction form
995,430.75/1,493,151.59 = 247,476.75/x - Step 3: Cross multiply
995,430.75x = 1,493,151.59 × 247,476.75 - Step 4: Simplify right side
995,430.75x = 369,520,303,369.22 - Step 5: Solve for x
x = 369,520,303,369.22/995,430.75 - Step 6: Final answer
x = 371,216.48
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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.