Finding the Fourth Proportional to 323,646.74, 446,623.19 and 180,403.70
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Solution
The fourth proportional to 323,646.74, 446,623.19 and 180,403.70 is: 248,951.91
Step by Step Solution
- Step 1: Write the proportion equation
323,646.74 : 446,623.19 = 180,403.70 : x - Step 2: Convert to fraction form
323,646.74/446,623.19 = 180,403.70/x - Step 3: Cross multiply
323,646.74x = 446,623.19 × 180,403.70 - Step 4: Simplify right side
323,646.74x = 80,572,472,846.67 - Step 5: Solve for x
x = 80,572,472,846.67/323,646.74 - Step 6: Final answer
x = 248,951.91
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.