Finding the Fourth Proportional to 536,135.39, 739,866.82 and 294,421.99
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Solution
The fourth proportional to 536,135.39, 739,866.82 and 294,421.99 is: 406,302.33
Step by Step Solution
- Step 1: Write the proportion equation
536,135.39 : 739,866.82 = 294,421.99 : x - Step 2: Convert to fraction form
536,135.39/739,866.82 = 294,421.99/x - Step 3: Cross multiply
536,135.39x = 739,866.82 × 294,421.99 - Step 4: Simplify right side
536,135.39x = 217,833,060,007.26 - Step 5: Solve for x
x = 217,833,060,007.26/536,135.39 - Step 6: Final answer
x = 406,302.33
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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.