Finding the Fourth Proportional to 457,383.42, 686,703.48 and 232,894.62
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Solution
The fourth proportional to 457,383.42, 686,703.48 and 232,894.62 is: 349,661.88
Step by Step Solution
- Step 1: Write the proportion equation
457,383.42 : 686,703.48 = 232,894.62 : x - Step 2: Convert to fraction form
457,383.42/686,703.48 = 232,894.62/x - Step 3: Cross multiply
457,383.42x = 686,703.48 × 232,894.62 - Step 4: Simplify right side
457,383.42x = 159,929,546,027.28 - Step 5: Solve for x
x = 159,929,546,027.28/457,383.42 - Step 6: Final answer
x = 349,661.88
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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.