Finding the Fourth Proportional to 793,290.21, 1,095,641.84 and 534,721.20
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Solution
The fourth proportional to 793,290.21, 1,095,641.84 and 534,721.20 is: 738,522.82
Step by Step Solution
- Step 1: Write the proportion equation
793,290.21 : 1,095,641.84 = 534,721.20 : x - Step 2: Convert to fraction form
793,290.21/1,095,641.84 = 534,721.20/x - Step 3: Cross multiply
793,290.21x = 1,095,641.84 × 534,721.20 - Step 4: Simplify right side
793,290.21x = 585,862,919,455.01 - Step 5: Solve for x
x = 585,862,919,455.01/793,290.21 - Step 6: Final answer
x = 738,522.82
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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.