Finding the Fourth Proportional to 832,124.35, 1,148,327.71 and 450,147.79
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Solution
The fourth proportional to 832,124.35, 1,148,327.71 and 450,147.79 is: 621,201.84
Step by Step Solution
- Step 1: Write the proportion equation
832,124.35 : 1,148,327.71 = 450,147.79 : x - Step 2: Convert to fraction form
832,124.35/1,148,327.71 = 450,147.79/x - Step 3: Cross multiply
832,124.35x = 1,148,327.71 × 450,147.79 - Step 4: Simplify right side
832,124.35x = 516,917,180,852.26 - Step 5: Solve for x
x = 516,917,180,852.26/832,124.35 - Step 6: Final answer
x = 621,201.84
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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.