Finding the Fourth Proportional to 502,599.78, 693,593.06 and 273,157.07
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Solution
The fourth proportional to 502,599.78, 693,593.06 and 273,157.07 is: 376,959.66
Step by Step Solution
- Step 1: Write the proportion equation
502,599.78 : 693,593.06 = 273,157.07 : x - Step 2: Convert to fraction form
502,599.78/693,593.06 = 273,157.07/x - Step 3: Cross multiply
502,599.78x = 693,593.06 × 273,157.07 - Step 4: Simplify right side
502,599.78x = 189,459,843,208.18 - Step 5: Solve for x
x = 189,459,843,208.18/502,599.78 - Step 6: Final answer
x = 376,959.66
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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.