Finding the Fourth Proportional to 349,529.99, 482,368.82 and 196,616.31
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Solution
The fourth proportional to 349,529.99, 482,368.82 and 196,616.31 is: 271,340.32
Step by Step Solution
- Step 1: Write the proportion equation
349,529.99 : 482,368.82 = 196,616.31 : x - Step 2: Convert to fraction form
349,529.99/482,368.82 = 196,616.31/x - Step 3: Cross multiply
349,529.99x = 482,368.82 × 196,616.31 - Step 4: Simplify right side
349,529.99x = 94,841,578,474.78 - Step 5: Solve for x
x = 94,841,578,474.78/349,529.99 - Step 6: Final answer
x = 271,340.32
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1.5x scale
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.