Finding the Fourth Proportional to 841,228.91, 1,160,851.97 and 459,181.88
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Solution
The fourth proportional to 841,228.91, 1,160,851.97 and 459,181.88 is: 633,647.02
Step by Step Solution
- Step 1: Write the proportion equation
841,228.91 : 1,160,851.97 = 459,181.88 : x - Step 2: Convert to fraction form
841,228.91/1,160,851.97 = 459,181.88/x - Step 3: Cross multiply
841,228.91x = 1,160,851.97 × 459,181.88 - Step 4: Simplify right side
841,228.91x = 533,042,185,330.00 - Step 5: Solve for x
x = 533,042,185,330.00/841,228.91 - Step 6: Final answer
x = 633,647.02
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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.