Finding the Fourth Proportional to 598,914.36, 826,490.93 and 340,785.68
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Solution
The fourth proportional to 598,914.36, 826,490.93 and 340,785.68 is: 470,278.03
Step by Step Solution
- Step 1: Write the proportion equation
598,914.36 : 826,490.93 = 340,785.68 : x - Step 2: Convert to fraction form
598,914.36/826,490.93 = 340,785.68/x - Step 3: Cross multiply
598,914.36x = 826,490.93 × 340,785.68 - Step 4: Simplify right side
598,914.36x = 281,656,267,757.50 - Step 5: Solve for x
x = 281,656,267,757.50/598,914.36 - Step 6: Final answer
x = 470,278.03
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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.