Finding the Fourth Proportional to 374,671.70, 562,007.55 and 217,207.70
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Solution
The fourth proportional to 374,671.70, 562,007.55 and 217,207.70 is: 325,811.55
Step by Step Solution
- Step 1: Write the proportion equation
374,671.70 : 562,007.55 = 217,207.70 : x - Step 2: Convert to fraction form
374,671.70/562,007.55 = 217,207.70/x - Step 3: Cross multiply
374,671.70x = 562,007.55 × 217,207.70 - Step 4: Simplify right side
374,671.70x = 122,072,367,318.14 - Step 5: Solve for x
x = 122,072,367,318.14/374,671.70 - Step 6: Final answer
x = 325,811.55
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Similar ratio
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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.