Finding the Fourth Proportional to 257,010.54, 385,094.48 and 181,995.99
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Solution
The fourth proportional to 257,010.54, 385,094.48 and 181,995.99 is: 272,695.62
Step by Step Solution
- Step 1: Write the proportion equation
257,010.54 : 385,094.48 = 181,995.99 : x - Step 2: Convert to fraction form
257,010.54/385,094.48 = 181,995.99/x - Step 3: Cross multiply
257,010.54x = 385,094.48 × 181,995.99 - Step 4: Simplify right side
257,010.54x = 70,085,650,371.99 - Step 5: Solve for x
x = 70,085,650,371.99/257,010.54 - Step 6: Final answer
x = 272,695.62
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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.