Finding the Fourth Proportional to 775,783.64, 1,163,674.92 and 243,345.80
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Solution
The fourth proportional to 775,783.64, 1,163,674.92 and 243,345.80 is: 365,018.53
Step by Step Solution
- Step 1: Write the proportion equation
775,783.64 : 1,163,674.92 = 243,345.80 : x - Step 2: Convert to fraction form
775,783.64/1,163,674.92 = 243,345.80/x - Step 3: Cross multiply
775,783.64x = 1,163,674.92 × 243,345.80 - Step 4: Simplify right side
775,783.64x = 283,175,404,347.34 - Step 5: Solve for x
x = 283,175,404,347.34/775,783.64 - Step 6: Final answer
x = 365,018.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.