Finding the Fourth Proportional to 552,522.48, 828,701.66 and 153,121.62
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Solution
The fourth proportional to 552,522.48, 828,701.66 and 153,121.62 is: 229,659.69
Step by Step Solution
- Step 1: Write the proportion equation
552,522.48 : 828,701.66 = 153,121.62 : x - Step 2: Convert to fraction form
552,522.48/828,701.66 = 153,121.62/x - Step 3: Cross multiply
552,522.48x = 828,701.66 × 153,121.62 - Step 4: Simplify right side
552,522.48x = 126,892,140,675.89 - Step 5: Solve for x
x = 126,892,140,675.89/552,522.48 - Step 6: Final answer
x = 229,659.69
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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.