Finding the Fourth Proportional to 958,855.26, 1,323,219.02 and 529,135.40
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Solution
The fourth proportional to 958,855.26, 1,323,219.02 and 529,135.40 is: 730,206.17
Step by Step Solution
- Step 1: Write the proportion equation
958,855.26 : 1,323,219.02 = 529,135.40 : x - Step 2: Convert to fraction form
958,855.26/1,323,219.02 = 529,135.40/x - Step 3: Cross multiply
958,855.26x = 1,323,219.02 × 529,135.40 - Step 4: Simplify right side
958,855.26x = 700,162,025,435.31 - Step 5: Solve for x
x = 700,162,025,435.31/958,855.26 - Step 6: Final answer
x = 730,206.17
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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.