Finding the Fourth Proportional to 614,881.75, 848,536.82 and 346,609.75
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Solution
The fourth proportional to 614,881.75, 848,536.82 and 346,609.75 is: 478,321.46
Step by Step Solution
- Step 1: Write the proportion equation
614,881.75 : 848,536.82 = 346,609.75 : x - Step 2: Convert to fraction form
614,881.75/848,536.82 = 346,609.75/x - Step 3: Cross multiply
614,881.75x = 848,536.82 × 346,609.75 - Step 4: Simplify right side
614,881.75x = 294,111,135,046.00 - Step 5: Solve for x
x = 294,111,135,046.00/614,881.75 - Step 6: Final answer
x = 478,321.46
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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.