Finding the Fourth Proportional to 251,955.84, 347,566.68 and 149,908.80
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Solution
The fourth proportional to 251,955.84, 347,566.68 and 149,908.80 is: 206,795.38
Step by Step Solution
- Step 1: Write the proportion equation
251,955.84 : 347,566.68 = 149,908.80 : x - Step 2: Convert to fraction form
251,955.84/347,566.68 = 149,908.80/x - Step 3: Cross multiply
251,955.84x = 347,566.68 × 149,908.80 - Step 4: Simplify right side
251,955.84x = 52,103,303,918.78 - Step 5: Solve for x
x = 52,103,303,918.78/251,955.84 - Step 6: Final answer
x = 206,795.38
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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.