Finding the Fourth Proportional to 700,549.75, 966,759.75 and 398,743.75
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Solution
The fourth proportional to 700,549.75, 966,759.75 and 398,743.75 is: 550,267.00
Step by Step Solution
- Step 1: Write the proportion equation
700,549.75 : 966,759.75 = 398,743.75 : x - Step 2: Convert to fraction form
700,549.75/966,759.75 = 398,743.75/x - Step 3: Cross multiply
700,549.75x = 966,759.75 × 398,743.75 - Step 4: Simplify right side
700,549.75x = 385,489,408,064.06 - Step 5: Solve for x
x = 385,489,408,064.06/700,549.75 - Step 6: Final answer
x = 550,267.00
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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.