Finding the Fourth Proportional to 586,719.24, 880,103.88 and 207,643.20
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Solution
The fourth proportional to 586,719.24, 880,103.88 and 207,643.20 is: 311,473.65
Step by Step Solution
- Step 1: Write the proportion equation
586,719.24 : 880,103.88 = 207,643.20 : x - Step 2: Convert to fraction form
586,719.24/880,103.88 = 207,643.20/x - Step 3: Cross multiply
586,719.24x = 880,103.88 × 207,643.20 - Step 4: Simplify right side
586,719.24x = 182,747,585,975.62 - Step 5: Solve for x
x = 182,747,585,975.62/586,719.24 - Step 6: Final answer
x = 311,473.65
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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.