Finding the Fourth Proportional to 701,473.86, 967,805.55 and 429,257.70
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Solution
The fourth proportional to 701,473.86, 967,805.55 and 429,257.70 is: 592,235.87
Step by Step Solution
- Step 1: Write the proportion equation
701,473.86 : 967,805.55 = 429,257.70 : x - Step 2: Convert to fraction form
701,473.86/967,805.55 = 429,257.70/x - Step 3: Cross multiply
701,473.86x = 967,805.55 × 429,257.70 - Step 4: Simplify right side
701,473.86x = 415,437,984,440.24 - Step 5: Solve for x
x = 415,437,984,440.24/701,473.86 - Step 6: Final answer
x = 592,235.87
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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.