Finding the Fourth Proportional to 293,259.36, 439,135.04 and 203,173.80
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Solution
The fourth proportional to 293,259.36, 439,135.04 and 203,173.80 is: 304,238.32
Step by Step Solution
- Step 1: Write the proportion equation
293,259.36 : 439,135.04 = 203,173.80 : x - Step 2: Convert to fraction form
293,259.36/439,135.04 = 203,173.80/x - Step 3: Cross multiply
293,259.36x = 439,135.04 × 203,173.80 - Step 4: Simplify right side
293,259.36x = 89,220,734,789.95 - Step 5: Solve for x
x = 89,220,734,789.95/293,259.36 - Step 6: Final answer
x = 304,238.32
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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.