Finding the Fourth Proportional to 843,818.98, 1,164,465.94 and 456,634.12
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Solution
The fourth proportional to 843,818.98, 1,164,465.94 and 456,634.12 is: 630,152.78
Step by Step Solution
- Step 1: Write the proportion equation
843,818.98 : 1,164,465.94 = 456,634.12 : x - Step 2: Convert to fraction form
843,818.98/1,164,465.94 = 456,634.12/x - Step 3: Cross multiply
843,818.98x = 1,164,465.94 × 456,634.12 - Step 4: Simplify right side
843,818.98x = 531,734,879,781.87 - Step 5: Solve for x
x = 531,734,879,781.87/843,818.98 - Step 6: Final answer
x = 630,152.78
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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.