Finding the Fourth Proportional to 354,095.28, 488,636.16 and 201,132.99
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Solution
The fourth proportional to 354,095.28, 488,636.16 and 201,132.99 is: 277,554.82
Step by Step Solution
- Step 1: Write the proportion equation
354,095.28 : 488,636.16 = 201,132.99 : x - Step 2: Convert to fraction form
354,095.28/488,636.16 = 201,132.99/x - Step 3: Cross multiply
354,095.28x = 488,636.16 × 201,132.99 - Step 4: Simplify right side
354,095.28x = 98,280,851,882.92 - Step 5: Solve for x
x = 98,280,851,882.92/354,095.28 - Step 6: Final answer
x = 277,554.82
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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.