Finding the Fourth Proportional to 995,417.75, 1,493,132.09 and 247,463.75
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Solution
The fourth proportional to 995,417.75, 1,493,132.09 and 247,463.75 is: 371,196.98
Step by Step Solution
- Step 1: Write the proportion equation
995,417.75 : 1,493,132.09 = 247,463.75 : x - Step 2: Convert to fraction form
995,417.75/1,493,132.09 = 247,463.75/x - Step 3: Cross multiply
995,417.75x = 1,493,132.09 × 247,463.75 - Step 4: Simplify right side
995,417.75x = 369,496,066,236.74 - Step 5: Solve for x
x = 369,496,066,236.74/995,417.75 - Step 6: Final answer
x = 371,196.98
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1.5x scale
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.