Finding the Fourth Proportional to 832,348.15, 1,247,772.76 and 299,494.44
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Solution
The fourth proportional to 832,348.15, 1,247,772.76 and 299,494.44 is: 448,971.99
Step by Step Solution
- Step 1: Write the proportion equation
832,348.15 : 1,247,772.76 = 299,494.44 : x - Step 2: Convert to fraction form
832,348.15/1,247,772.76 = 299,494.44/x - Step 3: Cross multiply
832,348.15x = 1,247,772.76 × 299,494.44 - Step 4: Simplify right side
832,348.15x = 373,701,004,003.45 - Step 5: Solve for x
x = 373,701,004,003.45/832,348.15 - Step 6: Final answer
x = 448,971.99
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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.