Finding the Fourth Proportional to 566,905.48, 782,272.80 and 349,079.26
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Solution
The fourth proportional to 566,905.48, 782,272.80 and 349,079.26 is: 481,694.43
Step by Step Solution
- Step 1: Write the proportion equation
566,905.48 : 782,272.80 = 349,079.26 : x - Step 2: Convert to fraction form
566,905.48/782,272.80 = 349,079.26/x - Step 3: Cross multiply
566,905.48x = 782,272.80 × 349,079.26 - Step 4: Simplify right side
566,905.48x = 273,075,210,142.13 - Step 5: Solve for x
x = 273,075,210,142.13/566,905.48 - Step 6: Final answer
x = 481,694.43
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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.