Finding the Fourth Proportional to 533,115.74, 799,813.67 and 191,593.66
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Solution
The fourth proportional to 533,115.74, 799,813.67 and 191,593.66 is: 287,440.82
Step by Step Solution
- Step 1: Write the proportion equation
533,115.74 : 799,813.67 = 191,593.66 : x - Step 2: Convert to fraction form
533,115.74/799,813.67 = 191,593.66/x - Step 3: Cross multiply
533,115.74x = 799,813.67 × 191,593.66 - Step 4: Simplify right side
533,115.74x = 153,239,226,832.78 - Step 5: Solve for x
x = 153,239,226,832.78/533,115.74 - Step 6: Final answer
x = 287,440.82
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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.