Finding the Fourth Proportional to 855,410.68, 1,180,266.15 and 584,043.67
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Solution
The fourth proportional to 855,410.68, 1,180,266.15 and 584,043.67 is: 805,843.31
Step by Step Solution
- Step 1: Write the proportion equation
855,410.68 : 1,180,266.15 = 584,043.67 : x - Step 2: Convert to fraction form
855,410.68/1,180,266.15 = 584,043.67/x - Step 3: Cross multiply
855,410.68x = 1,180,266.15 × 584,043.67 - Step 4: Simplify right side
855,410.68x = 689,326,973,822.77 - Step 5: Solve for x
x = 689,326,973,822.77/855,410.68 - Step 6: Final answer
x = 805,843.31
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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.