Finding the Fourth Proportional to 771,035.64, 1,064,108.70 and 444,360.12
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Solution
The fourth proportional to 771,035.64, 1,064,108.70 and 444,360.12 is: 613,262.79
Step by Step Solution
- Step 1: Write the proportion equation
771,035.64 : 1,064,108.70 = 444,360.12 : x - Step 2: Convert to fraction form
771,035.64/1,064,108.70 = 444,360.12/x - Step 3: Cross multiply
771,035.64x = 1,064,108.70 × 444,360.12 - Step 4: Simplify right side
771,035.64x = 472,847,469,625.04 - Step 5: Solve for x
x = 472,847,469,625.04/771,035.64 - Step 6: Final answer
x = 613,262.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.