Finding the Fourth Proportional to 331,519.42, 497,208.66 and 94,798.54
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Solution
The fourth proportional to 331,519.42, 497,208.66 and 94,798.54 is: 142,177.66
Step by Step Solution
- Step 1: Write the proportion equation
331,519.42 : 497,208.66 = 94,798.54 : x - Step 2: Convert to fraction form
331,519.42/497,208.66 = 94,798.54/x - Step 3: Cross multiply
331,519.42x = 497,208.66 × 94,798.54 - Step 4: Simplify right side
331,519.42x = 47,134,655,043.36 - Step 5: Solve for x
x = 47,134,655,043.36/331,519.42 - Step 6: Final answer
x = 142,177.66
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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.