Finding the Fourth Proportional to 896,955.16, 1,237,940.12 and 534,589.21
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Solution
The fourth proportional to 896,955.16, 1,237,940.12 and 534,589.21 is: 737,817.74
Step by Step Solution
- Step 1: Write the proportion equation
896,955.16 : 1,237,940.12 = 534,589.21 : x - Step 2: Convert to fraction form
896,955.16/1,237,940.12 = 534,589.21/x - Step 3: Cross multiply
896,955.16x = 1,237,940.12 × 534,589.21 - Step 4: Simplify right side
896,955.16x = 661,789,428,105.16 - Step 5: Solve for x
x = 661,789,428,105.16/896,955.16 - Step 6: Final answer
x = 737,817.74
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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.