Finding the Fourth Proportional to 1,226,809.96, 1,840,239.55 and 328,250.26
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Solution
The fourth proportional to 1,226,809.96, 1,840,239.55 and 328,250.26 is: 492,381.97
Step by Step Solution
- Step 1: Write the proportion equation
1,226,809.96 : 1,840,239.55 = 328,250.26 : x - Step 2: Convert to fraction form
1,226,809.96/1,840,239.55 = 328,250.26/x - Step 3: Cross multiply
1,226,809.96x = 1,840,239.55 × 328,250.26 - Step 4: Simplify right side
1,226,809.96x = 604,059,110,749.78 - Step 5: Solve for x
x = 604,059,110,749.78/1,226,809.96 - Step 6: Final answer
x = 492,381.97
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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.