Finding the Fourth Proportional to 412,994.08, 619,555.92 and 176,338
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Solution
The fourth proportional to 412,994.08, 619,555.92 and 176,338 is: 264,534.67
Step by Step Solution
- Step 1: Write the proportion equation
412,994.08 : 619,555.92 = 176,338 : x - Step 2: Convert to fraction form
412,994.08/619,555.92 = 176,338/x - Step 3: Cross multiply
412,994.08x = 619,555.92 × 176,338 - Step 4: Simplify right side
412,994.08x = 109,251,251,820.96 - Step 5: Solve for x
x = 109,251,251,820.96/412,994.08 - Step 6: Final answer
x = 264,534.67
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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.