Finding the Fourth Proportional to 369,205.62, 553,808.36 and 88,722.87
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Solution
The fourth proportional to 369,205.62, 553,808.36 and 88,722.87 is: 133,084.28
Step by Step Solution
- Step 1: Write the proportion equation
369,205.62 : 553,808.36 = 88,722.87 : x - Step 2: Convert to fraction form
369,205.62/553,808.36 = 88,722.87/x - Step 3: Cross multiply
369,205.62x = 553,808.36 × 88,722.87 - Step 4: Simplify right side
369,205.62x = 49,135,465,274.22 - Step 5: Solve for x
x = 49,135,465,274.22/369,205.62 - Step 6: Final answer
x = 133,084.28
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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.