Finding the Fourth Proportional to 804,579.80, 1,203,759.30 and 524,643.80
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Solution
The fourth proportional to 804,579.80, 1,203,759.30 and 524,643.80 is: 784,937.50
Step by Step Solution
- Step 1: Write the proportion equation
804,579.80 : 1,203,759.30 = 524,643.80 : x - Step 2: Convert to fraction form
804,579.80/1,203,759.30 = 524,643.80/x - Step 3: Cross multiply
804,579.80x = 1,203,759.30 × 524,643.80 - Step 4: Simplify right side
804,579.80x = 631,544,853,437.34 - Step 5: Solve for x
x = 631,544,853,437.34/804,579.80 - Step 6: Final answer
x = 784,937.50
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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.