Finding the Fourth Proportional to 353,184.08, 487,396.56 and 192,038.96
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Solution
The fourth proportional to 353,184.08, 487,396.56 and 192,038.96 is: 265,015.14
Step by Step Solution
- Step 1: Write the proportion equation
353,184.08 : 487,396.56 = 192,038.96 : x - Step 2: Convert to fraction form
353,184.08/487,396.56 = 192,038.96/x - Step 3: Cross multiply
353,184.08x = 487,396.56 × 192,038.96 - Step 4: Simplify right side
353,184.08x = 93,599,128,489.98 - Step 5: Solve for x
x = 93,599,128,489.98/353,184.08 - Step 6: Final answer
x = 265,015.14
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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.