Finding the Fourth Proportional to 552,519.13, 828,696.58 and 153,118.26
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Solution
The fourth proportional to 552,519.13, 828,696.58 and 153,118.26 is: 229,654.63
Step by Step Solution
- Step 1: Write the proportion equation
552,519.13 : 828,696.58 = 153,118.26 : x - Step 2: Convert to fraction form
552,519.13/828,696.58 = 153,118.26/x - Step 3: Cross multiply
552,519.13x = 828,696.58 × 153,118.26 - Step 4: Simplify right side
552,519.13x = 126,888,578,397.55 - Step 5: Solve for x
x = 126,888,578,397.55/552,519.13 - Step 6: Final answer
x = 229,654.63
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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.