Finding the Fourth Proportional to 859,116.38, 1,185,595.26 and 471,948.14
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Solution
The fourth proportional to 859,116.38, 1,185,595.26 and 471,948.14 is: 651,296.48
Step by Step Solution
- Step 1: Write the proportion equation
859,116.38 : 1,185,595.26 = 471,948.14 : x - Step 2: Convert to fraction form
859,116.38/1,185,595.26 = 471,948.14/x - Step 3: Cross multiply
859,116.38x = 1,185,595.26 × 471,948.14 - Step 4: Simplify right side
859,116.38x = 559,539,477,749.82 - Step 5: Solve for x
x = 559,539,477,749.82/859,116.38 - Step 6: Final answer
x = 651,296.48
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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.