Finding the Fourth Proportional to 374,423.12, 516,704.16 and 204,657.23
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Solution
The fourth proportional to 374,423.12, 516,704.16 and 204,657.23 is: 282,427.12
Step by Step Solution
- Step 1: Write the proportion equation
374,423.12 : 516,704.16 = 204,657.23 : x - Step 2: Convert to fraction form
374,423.12/516,704.16 = 204,657.23/x - Step 3: Cross multiply
374,423.12x = 516,704.16 × 204,657.23 - Step 4: Simplify right side
374,423.12x = 105,747,242,115.08 - Step 5: Solve for x
x = 105,747,242,115.08/374,423.12 - Step 6: Final answer
x = 282,427.12
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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.