Finding the Fourth Proportional to 400,593.52, 552,818.99 and 219,304.88
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Solution
The fourth proportional to 400,593.52, 552,818.99 and 219,304.88 is: 302,640.70
Step by Step Solution
- Step 1: Write the proportion equation
400,593.52 : 552,818.99 = 219,304.88 : x - Step 2: Convert to fraction form
400,593.52/552,818.99 = 219,304.88/x - Step 3: Cross multiply
400,593.52x = 552,818.99 × 219,304.88 - Step 4: Simplify right side
400,593.52x = 121,235,902,263.67 - Step 5: Solve for x
x = 121,235,902,263.67/400,593.52 - Step 6: Final answer
x = 302,640.70
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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.