Finding the Fourth Proportional to 632,687.98, 949,031.98 and 277,705.08
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Solution
The fourth proportional to 632,687.98, 949,031.98 and 277,705.08 is: 416,557.62
Step by Step Solution
- Step 1: Write the proportion equation
632,687.98 : 949,031.98 = 277,705.08 : x - Step 2: Convert to fraction form
632,687.98/949,031.98 = 277,705.08/x - Step 3: Cross multiply
632,687.98x = 949,031.98 × 277,705.08 - Step 4: Simplify right side
632,687.98x = 263,551,001,928.46 - Step 5: Solve for x
x = 263,551,001,928.46/632,687.98 - Step 6: Final answer
x = 416,557.62
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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.