Finding the Fourth Proportional to 502,146.14, 692,959.43 and 272,701.62
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Solution
The fourth proportional to 502,146.14, 692,959.43 and 272,701.62 is: 376,327.02
Step by Step Solution
- Step 1: Write the proportion equation
502,146.14 : 692,959.43 = 272,701.62 : x - Step 2: Convert to fraction form
502,146.14/692,959.43 = 272,701.62/x - Step 3: Cross multiply
502,146.14x = 692,959.43 × 272,701.62 - Step 4: Simplify right side
502,146.14x = 188,971,157,791.77 - Step 5: Solve for x
x = 188,971,157,791.77/502,146.14 - Step 6: Final answer
x = 376,327.02
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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.