Finding the Fourth Proportional to 336,366.78, 503,979.21 and 202,966.74
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Solution
The fourth proportional to 336,366.78, 503,979.21 and 202,966.74 is: 304,105.59
Step by Step Solution
- Step 1: Write the proportion equation
336,366.78 : 503,979.21 = 202,966.74 : x - Step 2: Convert to fraction form
336,366.78/503,979.21 = 202,966.74/x - Step 3: Cross multiply
336,366.78x = 503,979.21 × 202,966.74 - Step 4: Simplify right side
336,366.78x = 102,291,017,281.48 - Step 5: Solve for x
x = 102,291,017,281.48/336,366.78 - Step 6: Final answer
x = 304,105.59
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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.