Finding the Fourth Proportional to 430,630.44, 646,183.48 and 177,852.12
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Solution
The fourth proportional to 430,630.44, 646,183.48 and 177,852.12 is: 266,876.40
Step by Step Solution
- Step 1: Write the proportion equation
430,630.44 : 646,183.48 = 177,852.12 : x - Step 2: Convert to fraction form
430,630.44/646,183.48 = 177,852.12/x - Step 3: Cross multiply
430,630.44x = 646,183.48 × 177,852.12 - Step 4: Simplify right side
430,630.44x = 114,925,101,826.98 - Step 5: Solve for x
x = 114,925,101,826.98/430,630.44 - Step 6: Final answer
x = 266,876.40
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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.