Finding the Fourth Proportional to 552,597.26, 762,553.05 and 310,890.02
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Solution
The fourth proportional to 552,597.26, 762,553.05 and 310,890.02 is: 429,010.69
Step by Step Solution
- Step 1: Write the proportion equation
552,597.26 : 762,553.05 = 310,890.02 : x - Step 2: Convert to fraction form
552,597.26/762,553.05 = 310,890.02/x - Step 3: Cross multiply
552,597.26x = 762,553.05 × 310,890.02 - Step 4: Simplify right side
552,597.26x = 237,070,132,965.56 - Step 5: Solve for x
x = 237,070,132,965.56/552,597.26 - Step 6: Final answer
x = 429,010.69
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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.