Finding the Fourth Proportional to 959,387.96, 1,439,986.08 and 705,895.58
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Solution
The fourth proportional to 959,387.96, 1,439,986.08 and 705,895.58 is: 1,059,508.62
Step by Step Solution
- Step 1: Write the proportion equation
959,387.96 : 1,439,986.08 = 705,895.58 : x - Step 2: Convert to fraction form
959,387.96/1,439,986.08 = 705,895.58/x - Step 3: Cross multiply
959,387.96x = 1,439,986.08 × 705,895.58 - Step 4: Simplify right side
959,387.96x = 1,016,479,809,133.53 - Step 5: Solve for x
x = 1,016,479,809,133.53/959,387.96 - Step 6: Final answer
x = 1,059,508.62
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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.