Finding the Fourth Proportional to 656,104.80, 982,774.80 and 545,512.80
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Solution
The fourth proportional to 656,104.80, 982,774.80 and 545,512.80 is: 817,119.82
Step by Step Solution
- Step 1: Write the proportion equation
656,104.80 : 982,774.80 = 545,512.80 : x - Step 2: Convert to fraction form
656,104.80/982,774.80 = 545,512.80/x - Step 3: Cross multiply
656,104.80x = 982,774.80 × 545,512.80 - Step 4: Simplify right side
656,104.80x = 536,116,232,917.44 - Step 5: Solve for x
x = 536,116,232,917.44/656,104.80 - Step 6: Final answer
x = 817,119.82
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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.