Finding the Fourth Proportional to 800,853.95, 1,201,386.62 and 295,769.94
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Solution
The fourth proportional to 800,853.95, 1,201,386.62 and 295,769.94 is: 443,693.95
Step by Step Solution
- Step 1: Write the proportion equation
800,853.95 : 1,201,386.62 = 295,769.94 : x - Step 2: Convert to fraction form
800,853.95/1,201,386.62 = 295,769.94/x - Step 3: Cross multiply
800,853.95x = 1,201,386.62 × 295,769.94 - Step 4: Simplify right side
800,853.95x = 355,334,048,514.20 - Step 5: Solve for x
x = 355,334,048,514.20/800,853.95 - Step 6: Final answer
x = 443,693.95
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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.