Finding the Fourth Proportional to 552,523.13, 828,702.58 and 153,122.26
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Solution
The fourth proportional to 552,523.13, 828,702.58 and 153,122.26 is: 229,660.63
Step by Step Solution
- Step 1: Write the proportion equation
552,523.13 : 828,702.58 = 153,122.26 : x - Step 2: Convert to fraction form
552,523.13/828,702.58 = 153,122.26/x - Step 3: Cross multiply
552,523.13x = 828,702.58 × 153,122.26 - Step 4: Simplify right side
552,523.13x = 126,892,811,917.43 - Step 5: Solve for x
x = 126,892,811,917.43/552,523.13 - Step 6: Final answer
x = 229,660.63
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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.