Finding the Fourth Proportional to 442,203.18, 663,097.41 and 161,524.14
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Solution
The fourth proportional to 442,203.18, 663,097.41 and 161,524.14 is: 242,210.47
Step by Step Solution
- Step 1: Write the proportion equation
442,203.18 : 663,097.41 = 161,524.14 : x - Step 2: Convert to fraction form
442,203.18/663,097.41 = 161,524.14/x - Step 3: Cross multiply
442,203.18x = 663,097.41 × 161,524.14 - Step 4: Simplify right side
442,203.18x = 107,106,238,886.48 - Step 5: Solve for x
x = 107,106,238,886.48/442,203.18 - Step 6: Final answer
x = 242,210.47
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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.