Finding the Fourth Proportional to 895,364.76, 1,342,202.88 and 445,660.44
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Solution
The fourth proportional to 895,364.76, 1,342,202.88 and 445,660.44 is: 668,070.44
Step by Step Solution
- Step 1: Write the proportion equation
895,364.76 : 1,342,202.88 = 445,660.44 : x - Step 2: Convert to fraction form
895,364.76/1,342,202.88 = 445,660.44/x - Step 3: Cross multiply
895,364.76x = 1,342,202.88 × 445,660.44 - Step 4: Simplify right side
895,364.76x = 598,166,726,070.07 - Step 5: Solve for x
x = 598,166,726,070.07/895,364.76 - Step 6: Final answer
x = 668,070.44
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1.5x scale
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.