Finding the Fourth Proportional to 423,939.48, 585,029.93 and 232,948.77
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Solution
The fourth proportional to 423,939.48, 585,029.93 and 232,948.77 is: 321,465.70
Step by Step Solution
- Step 1: Write the proportion equation
423,939.48 : 585,029.93 = 232,948.77 : x - Step 2: Convert to fraction form
423,939.48/585,029.93 = 232,948.77/x - Step 3: Cross multiply
423,939.48x = 585,029.93 × 232,948.77 - Step 4: Simplify right side
423,939.48x = 136,282,001,441.94 - Step 5: Solve for x
x = 136,282,001,441.94/423,939.48 - Step 6: Final answer
x = 321,465.70
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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.