Finding the Fourth Proportional to 827,111.68, 1,239,785.42 and 471,359.68
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Solution
The fourth proportional to 827,111.68, 1,239,785.42 and 471,359.68 is: 706,536.82
Step by Step Solution
- Step 1: Write the proportion equation
827,111.68 : 1,239,785.42 = 471,359.68 : x - Step 2: Convert to fraction form
827,111.68/1,239,785.42 = 471,359.68/x - Step 3: Cross multiply
827,111.68x = 1,239,785.42 × 471,359.68 - Step 4: Simplify right side
827,111.68x = 584,384,853,383.60 - Step 5: Solve for x
x = 584,384,853,383.60/827,111.68 - Step 6: Final answer
x = 706,536.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.