Finding the Fourth Proportional to 809,461.06, 1,117,026.99 and 446,877.19
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Solution
The fourth proportional to 809,461.06, 1,117,026.99 and 446,877.19 is: 616,674.36
Step by Step Solution
- Step 1: Write the proportion equation
809,461.06 : 1,117,026.99 = 446,877.19 : x - Step 2: Convert to fraction form
809,461.06/1,117,026.99 = 446,877.19/x - Step 3: Cross multiply
809,461.06x = 1,117,026.99 × 446,877.19 - Step 4: Simplify right side
809,461.06x = 499,173,884,156.08 - Step 5: Solve for x
x = 499,173,884,156.08/809,461.06 - Step 6: Final answer
x = 616,674.36
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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.