Finding the Fourth Proportional to 315,659.26, 473,493.21 and 176,304.70
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Solution
The fourth proportional to 315,659.26, 473,493.21 and 176,304.70 is: 264,459.46
Step by Step Solution
- Step 1: Write the proportion equation
315,659.26 : 473,493.21 = 176,304.70 : x - Step 2: Convert to fraction form
315,659.26/473,493.21 = 176,304.70/x - Step 3: Cross multiply
315,659.26x = 473,493.21 × 176,304.70 - Step 4: Simplify right side
315,659.26x = 83,479,078,341.09 - Step 5: Solve for x
x = 83,479,078,341.09/315,659.26 - Step 6: Final answer
x = 264,459.46
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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.