Finding the Fourth Proportional to 210,344.70, 314,860.95 and 151,295.70
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Solution
The fourth proportional to 210,344.70, 314,860.95 and 151,295.70 is: 226,471.63
Step by Step Solution
- Step 1: Write the proportion equation
210,344.70 : 314,860.95 = 151,295.70 : x - Step 2: Convert to fraction form
210,344.70/314,860.95 = 151,295.70/x - Step 3: Cross multiply
210,344.70x = 314,860.95 × 151,295.70 - Step 4: Simplify right side
210,344.70x = 47,637,107,832.92 - Step 5: Solve for x
x = 47,637,107,832.92/210,344.70 - Step 6: Final answer
x = 226,471.63
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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.