Finding the Fourth Proportional to 798,832.99, 1,102,398.35 and 436,267.54
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Solution
The fourth proportional to 798,832.99, 1,102,398.35 and 436,267.54 is: 602,054.02
Step by Step Solution
- Step 1: Write the proportion equation
798,832.99 : 1,102,398.35 = 436,267.54 : x - Step 2: Convert to fraction form
798,832.99/1,102,398.35 = 436,267.54/x - Step 3: Cross multiply
798,832.99x = 1,102,398.35 × 436,267.54 - Step 4: Simplify right side
798,832.99x = 480,940,616,254.56 - Step 5: Solve for x
x = 480,940,616,254.56/798,832.99 - Step 6: Final answer
x = 602,054.02
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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.