Finding the Fourth Proportional to 497,322.36, 745,982.87 and 230,937.21
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Solution
The fourth proportional to 497,322.36, 745,982.87 and 230,937.21 is: 346,405.50
Step by Step Solution
- Step 1: Write the proportion equation
497,322.36 : 745,982.87 = 230,937.21 : x - Step 2: Convert to fraction form
497,322.36/745,982.87 = 230,937.21/x - Step 3: Cross multiply
497,322.36x = 745,982.87 × 230,937.21 - Step 4: Simplify right side
497,322.36x = 172,275,201,550.91 - Step 5: Solve for x
x = 172,275,201,550.91/497,322.36 - Step 6: Final answer
x = 346,405.50
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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.