Finding the Fourth Proportional to 277,221.06, 415,767.99 and 77,555.52
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Solution
The fourth proportional to 277,221.06, 415,767.99 and 77,555.52 is: 116,315.49
Step by Step Solution
- Step 1: Write the proportion equation
277,221.06 : 415,767.99 = 77,555.52 : x - Step 2: Convert to fraction form
277,221.06/415,767.99 = 77,555.52/x - Step 3: Cross multiply
277,221.06x = 415,767.99 × 77,555.52 - Step 4: Simplify right side
277,221.06x = 32,245,102,663.80 - Step 5: Solve for x
x = 32,245,102,663.80/277,221.06 - Step 6: Final answer
x = 116,315.49
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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.