Finding the Fourth Proportional to 565,891.61, 781,021.40 and 333,356.09
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Solution
The fourth proportional to 565,891.61, 781,021.40 and 333,356.09 is: 460,084.99
Step by Step Solution
- Step 1: Write the proportion equation
565,891.61 : 781,021.40 = 333,356.09 : x - Step 2: Convert to fraction form
565,891.61/781,021.40 = 333,356.09/x - Step 3: Cross multiply
565,891.61x = 781,021.40 × 333,356.09 - Step 4: Simplify right side
565,891.61x = 260,358,234,538.44 - Step 5: Solve for x
x = 260,358,234,538.44/565,891.61 - Step 6: Final answer
x = 460,084.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.