Finding the Fourth Proportional to 552,439.17, 828,676.58 and 153,083.79
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Solution
The fourth proportional to 552,439.17, 828,676.58 and 153,083.79 is: 229,630.62
Step by Step Solution
- Step 1: Write the proportion equation
552,439.17 : 828,676.58 = 153,083.79 : x - Step 2: Convert to fraction form
552,439.17/828,676.58 = 153,083.79/x - Step 3: Cross multiply
552,439.17x = 828,676.58 × 153,083.79 - Step 4: Simplify right side
552,439.17x = 126,856,950,785.22 - Step 5: Solve for x
x = 126,856,950,785.22/552,439.17 - Step 6: Final answer
x = 229,630.62
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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.