Finding the Fourth Proportional to 526,778.30, 726,955.97 and 285,060.84
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Solution
The fourth proportional to 526,778.30, 726,955.97 and 285,060.84 is: 393,385.00
Step by Step Solution
- Step 1: Write the proportion equation
526,778.30 : 726,955.97 = 285,060.84 : x - Step 2: Convert to fraction form
526,778.30/726,955.97 = 285,060.84/x - Step 3: Cross multiply
526,778.30x = 726,955.97 × 285,060.84 - Step 4: Simplify right side
526,778.30x = 207,226,679,451.22 - Step 5: Solve for x
x = 207,226,679,451.22/526,778.30 - Step 6: Final answer
x = 393,385.00
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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.