Finding the Fourth Proportional to 304,534.08, 456,621.84 and 142,248.96
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Solution
The fourth proportional to 304,534.08, 456,621.84 and 142,248.96 is: 213,289.70
Step by Step Solution
- Step 1: Write the proportion equation
304,534.08 : 456,621.84 = 142,248.96 : x - Step 2: Convert to fraction form
304,534.08/456,621.84 = 142,248.96/x - Step 3: Cross multiply
304,534.08x = 456,621.84 × 142,248.96 - Step 4: Simplify right side
304,534.08x = 64,953,981,853.29 - Step 5: Solve for x
x = 64,953,981,853.29/304,534.08 - Step 6: Final answer
x = 213,289.70
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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.