Finding the Fourth Proportional to 983,427.68, 1,474,813.04 and 384,233.44
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Solution
The fourth proportional to 983,427.68, 1,474,813.04 and 384,233.44 is: 576,221.82
Step by Step Solution
- Step 1: Write the proportion equation
983,427.68 : 1,474,813.04 = 384,233.44 : x - Step 2: Convert to fraction form
983,427.68/1,474,813.04 = 384,233.44/x - Step 3: Cross multiply
983,427.68x = 1,474,813.04 × 384,233.44 - Step 4: Simplify right side
983,427.68x = 566,672,487,716.06 - Step 5: Solve for x
x = 566,672,487,716.06/983,427.68 - Step 6: Final answer
x = 576,221.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.