Finding the Fourth Proportional to 450,747.17, 621,851.74 and 269,392.62
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Solution
The fourth proportional to 450,747.17, 621,851.74 and 269,392.62 is: 371,654.62
Step by Step Solution
- Step 1: Write the proportion equation
450,747.17 : 621,851.74 = 269,392.62 : x - Step 2: Convert to fraction form
450,747.17/621,851.74 = 269,392.62/x - Step 3: Cross multiply
450,747.17x = 621,851.74 × 269,392.62 - Step 4: Simplify right side
450,747.17x = 167,522,269,490.16 - Step 5: Solve for x
x = 167,522,269,490.16/450,747.17 - Step 6: Final answer
x = 371,654.62
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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.