Finding the Fourth Proportional to 565,356.35, 780,373.58 and 361,955.09
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Solution
The fourth proportional to 565,356.35, 780,373.58 and 361,955.09 is: 499,614.43
Step by Step Solution
- Step 1: Write the proportion equation
565,356.35 : 780,373.58 = 361,955.09 : x - Step 2: Convert to fraction form
565,356.35/780,373.58 = 361,955.09/x - Step 3: Cross multiply
565,356.35x = 780,373.58 × 361,955.09 - Step 4: Simplify right side
565,356.35x = 282,460,189,523.68 - Step 5: Solve for x
x = 282,460,189,523.68/565,356.35 - Step 6: Final answer
x = 499,614.43
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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.