Finding the Fourth Proportional to 483,740.92, 725,857.14 and 217,447.80
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Solution
The fourth proportional to 483,740.92, 725,857.14 and 217,447.80 is: 326,282.17
Step by Step Solution
- Step 1: Write the proportion equation
483,740.92 : 725,857.14 = 217,447.80 : x - Step 2: Convert to fraction form
483,740.92/725,857.14 = 217,447.80/x - Step 3: Cross multiply
483,740.92x = 725,857.14 × 217,447.80 - Step 4: Simplify right side
483,740.92x = 157,836,038,207.29 - Step 5: Solve for x
x = 157,836,038,207.29/483,740.92 - Step 6: Final answer
x = 326,282.17
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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.