Finding the Fourth Proportional to 440,937.63, 608,476.30 and 259,657.20
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Solution
The fourth proportional to 440,937.63, 608,476.30 and 259,657.20 is: 358,316.55
Step by Step Solution
- Step 1: Write the proportion equation
440,937.63 : 608,476.30 = 259,657.20 : x - Step 2: Convert to fraction form
440,937.63/608,476.30 = 259,657.20/x - Step 3: Cross multiply
440,937.63x = 608,476.30 × 259,657.20 - Step 4: Simplify right side
440,937.63x = 157,995,252,324.36 - Step 5: Solve for x
x = 157,995,252,324.36/440,937.63 - Step 6: Final answer
x = 358,316.55
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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.