Finding the Fourth Proportional to 552,548.34, 762,463.26 and 310,914.54
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Solution
The fourth proportional to 552,548.34, 762,463.26 and 310,914.54 is: 429,031.99
Step by Step Solution
- Step 1: Write the proportion equation
552,548.34 : 762,463.26 = 310,914.54 : x - Step 2: Convert to fraction form
552,548.34/762,463.26 = 310,914.54/x - Step 3: Cross multiply
552,548.34x = 762,463.26 × 310,914.54 - Step 4: Simplify right side
552,548.34x = 237,060,913,749.80 - Step 5: Solve for x
x = 237,060,913,749.80/552,548.34 - Step 6: Final answer
x = 429,031.99
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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.