Finding the Fourth Proportional to 355,103.98, 532,730.48 and 102,383.98
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Solution
The fourth proportional to 355,103.98, 532,730.48 and 102,383.98 is: 153,597.45
Step by Step Solution
- Step 1: Write the proportion equation
355,103.98 : 532,730.48 = 102,383.98 : x - Step 2: Convert to fraction form
355,103.98/532,730.48 = 102,383.98/x - Step 3: Cross multiply
355,103.98x = 532,730.48 × 102,383.98 - Step 4: Simplify right side
355,103.98x = 54,543,066,809.71 - Step 5: Solve for x
x = 54,543,066,809.71/355,103.98 - Step 6: Final answer
x = 153,597.45
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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.