Finding the Fourth Proportional to 635,119.03, 876,460.81 and 348,643.99
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Solution
The fourth proportional to 635,119.03, 876,460.81 and 348,643.99 is: 481,126.81
Step by Step Solution
- Step 1: Write the proportion equation
635,119.03 : 876,460.81 = 348,643.99 : x - Step 2: Convert to fraction form
635,119.03/876,460.81 = 348,643.99/x - Step 3: Cross multiply
635,119.03x = 876,460.81 × 348,643.99 - Step 4: Simplify right side
635,119.03x = 305,572,793,877.03 - Step 5: Solve for x
x = 305,572,793,877.03/635,119.03 - Step 6: Final answer
x = 481,126.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.