Finding the Fourth Proportional to 487,208.68, 730,180.99 and 216,952.26
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Solution
The fourth proportional to 487,208.68, 730,180.99 and 216,952.26 is: 325,146.95
Step by Step Solution
- Step 1: Write the proportion equation
487,208.68 : 730,180.99 = 216,952.26 : x - Step 2: Convert to fraction form
487,208.68/730,180.99 = 216,952.26/x - Step 3: Cross multiply
487,208.68x = 730,180.99 × 216,952.26 - Step 4: Simplify right side
487,208.68x = 158,414,416,409.46 - Step 5: Solve for x
x = 158,414,416,409.46/487,208.68 - Step 6: Final answer
x = 325,146.95
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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.