Finding the Fourth Proportional to 306,274.08, 459,386.28 and 193,625.76
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Solution
The fourth proportional to 306,274.08, 459,386.28 and 193,625.76 is: 290,422.94
Step by Step Solution
- Step 1: Write the proportion equation
306,274.08 : 459,386.28 = 193,625.76 : x - Step 2: Convert to fraction form
306,274.08/459,386.28 = 193,625.76/x - Step 3: Cross multiply
306,274.08x = 459,386.28 × 193,625.76 - Step 4: Simplify right side
306,274.08x = 88,949,017,598.57 - Step 5: Solve for x
x = 88,949,017,598.57/306,274.08 - Step 6: Final answer
x = 290,422.94
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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.