Finding the Fourth Proportional to 776,241.29, 1,163,968.18 and 355,156.31
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Solution
The fourth proportional to 776,241.29, 1,163,968.18 and 355,156.31 is: 532,554.31
Step by Step Solution
- Step 1: Write the proportion equation
776,241.29 : 1,163,968.18 = 355,156.31 : x - Step 2: Convert to fraction form
776,241.29/1,163,968.18 = 355,156.31/x - Step 3: Cross multiply
776,241.29x = 1,163,968.18 × 355,156.31 - Step 4: Simplify right side
776,241.29x = 413,390,645,788.25 - Step 5: Solve for x
x = 413,390,645,788.25/776,241.29 - Step 6: Final answer
x = 532,554.31
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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.