Finding the Fourth Proportional to 293,207.19, 439,811.87 and 124,703.43
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Solution
The fourth proportional to 293,207.19, 439,811.87 and 124,703.43 is: 187,055.60
Step by Step Solution
- Step 1: Write the proportion equation
293,207.19 : 439,811.87 = 124,703.43 : x - Step 2: Convert to fraction form
293,207.19/439,811.87 = 124,703.43/x - Step 3: Cross multiply
293,207.19x = 439,811.87 × 124,703.43 - Step 4: Simplify right side
293,207.19x = 54,846,048,120.20 - Step 5: Solve for x
x = 54,846,048,120.20/293,207.19 - Step 6: Final answer
x = 187,055.60
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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.