Finding the Fourth Proportional to 755,263.19, 1,042,232.45 and 432,749.00
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Solution
The fourth proportional to 755,263.19, 1,042,232.45 and 432,749.00 is: 597,175.99
Step by Step Solution
- Step 1: Write the proportion equation
755,263.19 : 1,042,232.45 = 432,749.00 : x - Step 2: Convert to fraction form
755,263.19/1,042,232.45 = 432,749.00/x - Step 3: Cross multiply
755,263.19x = 1,042,232.45 × 432,749.00 - Step 4: Simplify right side
755,263.19x = 451,025,043,130.14 - Step 5: Solve for x
x = 451,025,043,130.14/755,263.19 - Step 6: Final answer
x = 597,175.99
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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.