Finding the Fourth Proportional to 880,881.36, 1,321,037.73 and 249,625.68
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Solution
The fourth proportional to 880,881.36, 1,321,037.73 and 249,625.68 is: 374,357.95
Step by Step Solution
- Step 1: Write the proportion equation
880,881.36 : 1,321,037.73 = 249,625.68 : x - Step 2: Convert to fraction form
880,881.36/1,321,037.73 = 249,625.68/x - Step 3: Cross multiply
880,881.36x = 1,321,037.73 × 249,625.68 - Step 4: Simplify right side
880,881.36x = 329,764,941,656.91 - Step 5: Solve for x
x = 329,764,941,656.91/880,881.36 - Step 6: Final answer
x = 374,357.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.