Finding the Fourth Proportional to 847,303.74, 1,270,954.80 and 216,217.55
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Solution
The fourth proportional to 847,303.74, 1,270,954.80 and 216,217.55 is: 324,326.12
Step by Step Solution
- Step 1: Write the proportion equation
847,303.74 : 1,270,954.80 = 216,217.55 : x - Step 2: Convert to fraction form
847,303.74/1,270,954.80 = 216,217.55/x - Step 3: Cross multiply
847,303.74x = 1,270,954.80 × 216,217.55 - Step 4: Simplify right side
847,303.74x = 274,802,736,194.13 - Step 5: Solve for x
x = 274,802,736,194.13/847,303.74 - Step 6: Final answer
x = 324,326.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.