Finding the Fourth Proportional to 311,995.80, 466,762.41 and 236,312.37
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Solution
The fourth proportional to 311,995.80, 466,762.41 and 236,312.37 is: 353,535.95
Step by Step Solution
- Step 1: Write the proportion equation
311,995.80 : 466,762.41 = 236,312.37 : x - Step 2: Convert to fraction form
311,995.80/466,762.41 = 236,312.37/x - Step 3: Cross multiply
311,995.80x = 466,762.41 × 236,312.37 - Step 4: Simplify right side
311,995.80x = 110,301,731,334.01 - Step 5: Solve for x
x = 110,301,731,334.01/311,995.80 - Step 6: Final answer
x = 353,535.95
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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.