Finding the Fourth Proportional to 528,247.98, 792,169.97 and 288,233.58
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Solution
The fourth proportional to 528,247.98, 792,169.97 and 288,233.58 is: 432,240.15
Step by Step Solution
- Step 1: Write the proportion equation
528,247.98 : 792,169.97 = 288,233.58 : x - Step 2: Convert to fraction form
528,247.98/792,169.97 = 288,233.58/x - Step 3: Cross multiply
528,247.98x = 792,169.97 × 288,233.58 - Step 4: Simplify right side
528,247.98x = 228,329,986,306.24 - Step 5: Solve for x
x = 228,329,986,306.24/528,247.98 - Step 6: Final answer
x = 432,240.15
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1.5x scale
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.