Finding the Fourth Proportional to 808,104.03, 1,115,132.17 and 445,508.07
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Solution
The fourth proportional to 808,104.03, 1,115,132.17 and 445,508.07 is: 614,772.80
Step by Step Solution
- Step 1: Write the proportion equation
808,104.03 : 1,115,132.17 = 445,508.07 : x - Step 2: Convert to fraction form
808,104.03/1,115,132.17 = 445,508.07/x - Step 3: Cross multiply
808,104.03x = 1,115,132.17 × 445,508.07 - Step 4: Simplify right side
808,104.03x = 496,800,380,851.61 - Step 5: Solve for x
x = 496,800,380,851.61/808,104.03 - Step 6: Final answer
x = 614,772.80
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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.