Finding the Fourth Proportional to 704,876.41, 972,703.39 and 382,579.62
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Solution
The fourth proportional to 704,876.41, 972,703.39 and 382,579.62 is: 527,945.73
Step by Step Solution
- Step 1: Write the proportion equation
704,876.41 : 972,703.39 = 382,579.62 : x - Step 2: Convert to fraction form
704,876.41/972,703.39 = 382,579.62/x - Step 3: Cross multiply
704,876.41x = 972,703.39 × 382,579.62 - Step 4: Simplify right side
704,876.41x = 372,136,493,318.91 - Step 5: Solve for x
x = 372,136,493,318.91/704,876.41 - Step 6: Final answer
x = 527,945.73
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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.