Finding the Fourth Proportional to 911,723.19, 1,367,643.15 and 350,757.69
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Solution
The fourth proportional to 911,723.19, 1,367,643.15 and 350,757.69 is: 526,158.99
Step by Step Solution
- Step 1: Write the proportion equation
911,723.19 : 1,367,643.15 = 350,757.69 : x - Step 2: Convert to fraction form
911,723.19/1,367,643.15 = 350,757.69/x - Step 3: Cross multiply
911,723.19x = 1,367,643.15 × 350,757.69 - Step 4: Simplify right side
911,723.19x = 479,711,352,038.32 - Step 5: Solve for x
x = 479,711,352,038.32/911,723.19 - Step 6: Final answer
x = 526,158.99
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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.