Finding the Fourth Proportional to 887,335.44, 1,224,520.20 and 484,927.44
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Solution
The fourth proportional to 887,335.44, 1,224,520.20 and 484,927.44 is: 669,198.39
Step by Step Solution
- Step 1: Write the proportion equation
887,335.44 : 1,224,520.20 = 484,927.44 : x - Step 2: Convert to fraction form
887,335.44/1,224,520.20 = 484,927.44/x - Step 3: Cross multiply
887,335.44x = 1,224,520.20 × 484,927.44 - Step 4: Simplify right side
887,335.44x = 593,803,445,814.29 - Step 5: Solve for x
x = 593,803,445,814.29/887,335.44 - Step 6: Final answer
x = 669,198.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.