Finding the Fourth Proportional to 444,562.64, 613,782.60 and 396,733.84
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Solution
The fourth proportional to 444,562.64, 613,782.60 and 396,733.84 is: 547,748.07
Step by Step Solution
- Step 1: Write the proportion equation
444,562.64 : 613,782.60 = 396,733.84 : x - Step 2: Convert to fraction form
444,562.64/613,782.60 = 396,733.84/x - Step 3: Cross multiply
444,562.64x = 613,782.60 × 396,733.84 - Step 4: Simplify right side
444,562.64x = 243,508,327,823.18 - Step 5: Solve for x
x = 243,508,327,823.18/444,562.64 - Step 6: Final answer
x = 547,748.07
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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.