Finding the Fourth Proportional to 352,347.58, 486,239.99 and 201,447.74
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Solution
The fourth proportional to 352,347.58, 486,239.99 and 201,447.74 is: 277,998.07
Step by Step Solution
- Step 1: Write the proportion equation
352,347.58 : 486,239.99 = 201,447.74 : x - Step 2: Convert to fraction form
352,347.58/486,239.99 = 201,447.74/x - Step 3: Cross multiply
352,347.58x = 486,239.99 × 201,447.74 - Step 4: Simplify right side
352,347.58x = 97,951,947,083.12 - Step 5: Solve for x
x = 97,951,947,083.12/352,347.58 - Step 6: Final answer
x = 277,998.07
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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.