Finding the Fourth Proportional to 374,219.10, 561,328.65 and 374,219.10
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Solution
The fourth proportional to 374,219.10, 561,328.65 and 374,219.10 is: 561,328.65
Step by Step Solution
- Step 1: Write the proportion equation
374,219.10 : 561,328.65 = 374,219.10 : x - Step 2: Convert to fraction form
374,219.10/561,328.65 = 374,219.10/x - Step 3: Cross multiply
374,219.10x = 561,328.65 × 374,219.10 - Step 4: Simplify right side
374,219.10x = 210,059,902,207.22 - Step 5: Solve for x
x = 210,059,902,207.22/374,219.10 - Step 6: Final answer
x = 561,328.65
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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.