Finding the Fourth Proportional to 276,773.68, 415,160.80 and 77,094.48
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Solution
The fourth proportional to 276,773.68, 415,160.80 and 77,094.48 is: 115,641.80
Step by Step Solution
- Step 1: Write the proportion equation
276,773.68 : 415,160.80 = 77,094.48 : x - Step 2: Convert to fraction form
276,773.68/415,160.80 = 77,094.48/x - Step 3: Cross multiply
276,773.68x = 415,160.80 × 77,094.48 - Step 4: Simplify right side
276,773.68x = 32,006,605,992.38 - Step 5: Solve for x
x = 32,006,605,992.38/276,773.68 - Step 6: Final answer
x = 115,641.80
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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.