Finding the Fourth Proportional to 284,204.70, 426,501.45 and 157,844.70
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Solution
The fourth proportional to 284,204.70, 426,501.45 and 157,844.70 is: 236,875.02
Step by Step Solution
- Step 1: Write the proportion equation
284,204.70 : 426,501.45 = 157,844.70 : x - Step 2: Convert to fraction form
284,204.70/426,501.45 = 157,844.70/x - Step 3: Cross multiply
284,204.70x = 426,501.45 × 157,844.70 - Step 4: Simplify right side
284,204.70x = 67,320,993,424.82 - Step 5: Solve for x
x = 67,320,993,424.82/284,204.70 - Step 6: Final answer
x = 236,875.02
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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.