Finding the Fourth Proportional to 798,557.21, 1,102,024.54 and 435,982.00
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Solution
The fourth proportional to 798,557.21, 1,102,024.54 and 435,982.00 is: 601,663.66
Step by Step Solution
- Step 1: Write the proportion equation
798,557.21 : 1,102,024.54 = 435,982.00 : x - Step 2: Convert to fraction form
798,557.21/1,102,024.54 = 435,982.00/x - Step 3: Cross multiply
798,557.21x = 1,102,024.54 × 435,982.00 - Step 4: Simplify right side
798,557.21x = 480,462,859,153.26 - Step 5: Solve for x
x = 480,462,859,153.26/798,557.21 - Step 6: Final answer
x = 601,663.66
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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.