Finding the Fourth Proportional to 307,343.65, 460,699.72 and 117,752.62
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Solution
The fourth proportional to 307,343.65, 460,699.72 and 117,752.62 is: 176,507.95
Step by Step Solution
- Step 1: Write the proportion equation
307,343.65 : 460,699.72 = 117,752.62 : x - Step 2: Convert to fraction form
307,343.65/460,699.72 = 117,752.62/x - Step 3: Cross multiply
307,343.65x = 460,699.72 × 117,752.62 - Step 4: Simplify right side
307,343.65x = 54,248,599,063.27 - Step 5: Solve for x
x = 54,248,599,063.27/307,343.65 - Step 6: Final answer
x = 176,507.95
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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.