Finding the Fourth Proportional to 799,418.18, 1,103,259.97 and 455,268.67
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Solution
The fourth proportional to 799,418.18, 1,103,259.97 and 455,268.67 is: 628,306.58
Step by Step Solution
- Step 1: Write the proportion equation
799,418.18 : 1,103,259.97 = 455,268.67 : x - Step 2: Convert to fraction form
799,418.18/1,103,259.97 = 455,268.67/x - Step 3: Cross multiply
799,418.18x = 1,103,259.97 × 455,268.67 - Step 4: Simplify right side
799,418.18x = 502,279,699,206.14 - Step 5: Solve for x
x = 502,279,699,206.14/799,418.18 - Step 6: Final answer
x = 628,306.58
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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.