Finding the Fourth Proportional to 216,335.63, 298,349.23 and 180,156.88
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Solution
The fourth proportional to 216,335.63, 298,349.23 and 180,156.88 is: 248,454.99
Step by Step Solution
- Step 1: Write the proportion equation
216,335.63 : 298,349.23 = 180,156.88 : x - Step 2: Convert to fraction form
216,335.63/298,349.23 = 180,156.88/x - Step 3: Cross multiply
216,335.63x = 298,349.23 × 180,156.88 - Step 4: Simplify right side
216,335.63x = 53,749,666,427.20 - Step 5: Solve for x
x = 53,749,666,427.20/216,335.63 - Step 6: Final answer
x = 248,454.99
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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.