Finding the Fourth Proportional to 349,348.66, 482,069.35 and 202,148.08
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Solution
The fourth proportional to 349,348.66, 482,069.35 and 202,148.08 is: 278,945.95
Step by Step Solution
- Step 1: Write the proportion equation
349,348.66 : 482,069.35 = 202,148.08 : x - Step 2: Convert to fraction form
349,348.66/482,069.35 = 202,148.08/x - Step 3: Cross multiply
349,348.66x = 482,069.35 × 202,148.08 - Step 4: Simplify right side
349,348.66x = 97,449,393,529.35 - Step 5: Solve for x
x = 97,449,393,529.35/349,348.66 - Step 6: Final answer
x = 278,945.95
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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.