Finding the Fourth Proportional to 1,092,213.02, 1,638,318.12 and 293,494.58
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Solution
The fourth proportional to 1,092,213.02, 1,638,318.12 and 293,494.58 is: 440,241.49
Step by Step Solution
- Step 1: Write the proportion equation
1,092,213.02 : 1,638,318.12 = 293,494.58 : x - Step 2: Convert to fraction form
1,092,213.02/1,638,318.12 = 293,494.58/x - Step 3: Cross multiply
1,092,213.02x = 1,638,318.12 × 293,494.58 - Step 4: Simplify right side
1,092,213.02x = 480,837,488,535.79 - Step 5: Solve for x
x = 480,837,488,535.79/1,092,213.02 - Step 6: Final answer
x = 440,241.49
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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.