Finding the Fourth Proportional to 377,233.49, 520,585.70 and 205,153.09
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Solution
The fourth proportional to 377,233.49, 520,585.70 and 205,153.09 is: 283,113.15
Step by Step Solution
- Step 1: Write the proportion equation
377,233.49 : 520,585.70 = 205,153.09 : x - Step 2: Convert to fraction form
377,233.49/520,585.70 = 205,153.09/x - Step 3: Cross multiply
377,233.49x = 520,585.70 × 205,153.09 - Step 4: Simplify right side
377,233.49x = 106,799,762,637.58 - Step 5: Solve for x
x = 106,799,762,637.58/377,233.49 - Step 6: Final answer
x = 283,113.15
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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.