Finding the Fourth Proportional to 704,018.80, 1,056,036.84 and 465,658.48
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Solution
The fourth proportional to 704,018.80, 1,056,036.84 and 465,658.48 is: 698,493.43
Step by Step Solution
- Step 1: Write the proportion equation
704,018.80 : 1,056,036.84 = 465,658.48 : x - Step 2: Convert to fraction form
704,018.80/1,056,036.84 = 465,658.48/x - Step 3: Cross multiply
704,018.80x = 1,056,036.84 × 465,658.48 - Step 4: Simplify right side
704,018.80x = 491,752,509,738.40 - Step 5: Solve for x
x = 491,752,509,738.40/704,018.80 - Step 6: Final answer
x = 698,493.43
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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.