Finding the Fourth Proportional to 535,996.47, 739,641.96 and 294,277.68
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Solution
The fourth proportional to 535,996.47, 739,641.96 and 294,277.68 is: 406,084.99
Step by Step Solution
- Step 1: Write the proportion equation
535,996.47 : 739,641.96 = 294,277.68 : x - Step 2: Convert to fraction form
535,996.47/739,641.96 = 294,277.68/x - Step 3: Cross multiply
535,996.47x = 739,641.96 × 294,277.68 - Step 4: Simplify right side
535,996.47x = 217,660,120,019.45 - Step 5: Solve for x
x = 217,660,120,019.45/535,996.47 - Step 6: Final answer
x = 406,084.99
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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.