Finding the Fourth Proportional to 284,968.08, 425,347.56 and 251,349.12
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Solution
The fourth proportional to 284,968.08, 425,347.56 and 251,349.12 is: 375,167.40
Step by Step Solution
- Step 1: Write the proportion equation
284,968.08 : 425,347.56 = 251,349.12 : x - Step 2: Convert to fraction form
284,968.08/425,347.56 = 251,349.12/x - Step 3: Cross multiply
284,968.08x = 425,347.56 × 251,349.12 - Step 4: Simplify right side
284,968.08x = 106,910,734,900.15 - Step 5: Solve for x
x = 106,910,734,900.15/284,968.08 - Step 6: Final answer
x = 375,167.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.