Finding the Fourth Proportional to 234,461.73, 323,378.64 and 201,811.71
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Solution
The fourth proportional to 234,461.73, 323,378.64 and 201,811.71 is: 278,346.48
Step by Step Solution
- Step 1: Write the proportion equation
234,461.73 : 323,378.64 = 201,811.71 : x - Step 2: Convert to fraction form
234,461.73/323,378.64 = 201,811.71/x - Step 3: Cross multiply
234,461.73x = 323,378.64 × 201,811.71 - Step 4: Simplify right side
234,461.73x = 65,261,596,315.87 - Step 5: Solve for x
x = 65,261,596,315.87/234,461.73 - Step 6: Final answer
x = 278,346.48
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1.5x scale
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.