Finding the Fourth Proportional to 248,695.70, 373,043.55 and 169,963.70
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Solution
The fourth proportional to 248,695.70, 373,043.55 and 169,963.70 is: 254,945.55
Step by Step Solution
- Step 1: Write the proportion equation
248,695.70 : 373,043.55 = 169,963.70 : x - Step 2: Convert to fraction form
248,695.70/373,043.55 = 169,963.70/x - Step 3: Cross multiply
248,695.70x = 373,043.55 × 169,963.70 - Step 4: Simplify right side
248,695.70x = 63,403,862,019.14 - Step 5: Solve for x
x = 63,403,862,019.14/248,695.70 - Step 6: Final answer
x = 254,945.55
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1.5x scale
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.