Finding the Fourth Proportional to 833,078.07, 1,149,646.10 and 451,103.67
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Solution
The fourth proportional to 833,078.07, 1,149,646.10 and 451,103.67 is: 622,522.18
Step by Step Solution
- Step 1: Write the proportion equation
833,078.07 : 1,149,646.10 = 451,103.67 : x - Step 2: Convert to fraction form
833,078.07/1,149,646.10 = 451,103.67/x - Step 3: Cross multiply
833,078.07x = 1,149,646.10 × 451,103.67 - Step 4: Simplify right side
833,078.07x = 518,609,572,655.67 - Step 5: Solve for x
x = 518,609,572,655.67/833,078.07 - Step 6: Final answer
x = 622,522.18
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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.