Finding the Fourth Proportional to 832,512.93, 1,248,003.94 and 299,903.70
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Solution
The fourth proportional to 832,512.93, 1,248,003.94 and 299,903.70 is: 449,579.80
Step by Step Solution
- Step 1: Write the proportion equation
832,512.93 : 1,248,003.94 = 299,903.70 : x - Step 2: Convert to fraction form
832,512.93/1,248,003.94 = 299,903.70/x - Step 3: Cross multiply
832,512.93x = 1,248,003.94 × 299,903.70 - Step 4: Simplify right side
832,512.93x = 374,280,999,220.58 - Step 5: Solve for x
x = 374,280,999,220.58/832,512.93 - Step 6: Final answer
x = 449,579.80
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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.