Finding the Fourth Proportional to 893,232.41, 1,232,645.76 and 485,340.53
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Solution
The fourth proportional to 893,232.41, 1,232,645.76 and 485,340.53 is: 669,761.80
Step by Step Solution
- Step 1: Write the proportion equation
893,232.41 : 1,232,645.76 = 485,340.53 : x - Step 2: Convert to fraction form
893,232.41/1,232,645.76 = 485,340.53/x - Step 3: Cross multiply
893,232.41x = 1,232,645.76 × 485,340.53 - Step 4: Simplify right side
893,232.41x = 598,252,940,952.34 - Step 5: Solve for x
x = 598,252,940,952.34/893,232.41 - Step 6: Final answer
x = 669,761.80
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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.