Finding the Fourth Proportional to 340,356.08, 469,836.76 and 242,302.63
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Solution
The fourth proportional to 340,356.08, 469,836.76 and 242,302.63 is: 334,481.12
Step by Step Solution
- Step 1: Write the proportion equation
340,356.08 : 469,836.76 = 242,302.63 : x - Step 2: Convert to fraction form
340,356.08/469,836.76 = 242,302.63/x - Step 3: Cross multiply
340,356.08x = 469,836.76 × 242,302.63 - Step 4: Simplify right side
340,356.08x = 113,842,680,838.33 - Step 5: Solve for x
x = 113,842,680,838.33/340,356.08 - Step 6: Final answer
x = 334,481.12
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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.