Finding the Fourth Proportional to 356,924.41, 492,556.35 and 195,780.76
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Solution
The fourth proportional to 356,924.41, 492,556.35 and 195,780.76 is: 270,177.81
Step by Step Solution
- Step 1: Write the proportion equation
356,924.41 : 492,556.35 = 195,780.76 : x - Step 2: Convert to fraction form
356,924.41/492,556.35 = 195,780.76/x - Step 3: Cross multiply
356,924.41x = 492,556.35 × 195,780.76 - Step 4: Simplify right side
356,924.41x = 96,433,056,545.83 - Step 5: Solve for x
x = 96,433,056,545.83/356,924.41 - Step 6: Final answer
x = 270,177.81
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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.