Finding the Fourth Proportional to 955,208.14, 1,318,198.11 and 547,301.79
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Solution
The fourth proportional to 955,208.14, 1,318,198.11 and 547,301.79 is: 755,282.71
Step by Step Solution
- Step 1: Write the proportion equation
955,208.14 : 1,318,198.11 = 547,301.79 : x - Step 2: Convert to fraction form
955,208.14/1,318,198.11 = 547,301.79/x - Step 3: Cross multiply
955,208.14x = 1,318,198.11 × 547,301.79 - Step 4: Simplify right side
955,208.14x = 721,452,185,177.62 - Step 5: Solve for x
x = 721,452,185,177.62/955,208.14 - Step 6: Final answer
x = 755,282.71
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1.5x scale
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.