Finding the Fourth Proportional to 249,633.80, 374,450.70 and 125,217.80
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Solution
The fourth proportional to 249,633.80, 374,450.70 and 125,217.80 is: 187,826.70
Step by Step Solution
- Step 1: Write the proportion equation
249,633.80 : 374,450.70 = 125,217.80 : x - Step 2: Convert to fraction form
249,633.80/374,450.70 = 125,217.80/x - Step 3: Cross multiply
249,633.80x = 374,450.70 × 125,217.80 - Step 4: Simplify right side
249,633.80x = 46,887,892,862.46 - Step 5: Solve for x
x = 46,887,892,862.46/249,633.80 - Step 6: Final answer
x = 187,826.70
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1.5x scale
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.