Finding the Fourth Proportional to 535,986.05, 739,627.61 and 294,267.26
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Solution
The fourth proportional to 535,986.05, 739,627.61 and 294,267.26 is: 406,070.63
Step by Step Solution
- Step 1: Write the proportion equation
535,986.05 : 739,627.61 = 294,267.26 : x - Step 2: Convert to fraction form
535,986.05/739,627.61 = 294,267.26/x - Step 3: Cross multiply
535,986.05x = 739,627.61 × 294,267.26 - Step 4: Simplify right side
535,986.05x = 217,648,190,592.78 - Step 5: Solve for x
x = 217,648,190,592.78/535,986.05 - Step 6: Final answer
x = 406,070.63
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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.