Finding the Fourth Proportional to 197,730.86, 296,646.84 and 57,489.48
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Solution
The fourth proportional to 197,730.86, 296,646.84 and 57,489.48 is: 86,248.92
Step by Step Solution
- Step 1: Write the proportion equation
197,730.86 : 296,646.84 = 57,489.48 : x - Step 2: Convert to fraction form
197,730.86/296,646.84 = 57,489.48/x - Step 3: Cross multiply
197,730.86x = 296,646.84 × 57,489.48 - Step 4: Simplify right side
197,730.86x = 17,054,072,575.24 - Step 5: Solve for x
x = 17,054,072,575.24/197,730.86 - Step 6: Final answer
x = 86,248.92
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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.