Finding the Fourth Proportional to 403,394.41, 604,950.54 and 119,009.44
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Solution
The fourth proportional to 403,394.41, 604,950.54 and 119,009.44 is: 178,472.54
Step by Step Solution
- Step 1: Write the proportion equation
403,394.41 : 604,950.54 = 119,009.44 : x - Step 2: Convert to fraction form
403,394.41/604,950.54 = 119,009.44/x - Step 3: Cross multiply
403,394.41x = 604,950.54 × 119,009.44 - Step 4: Simplify right side
403,394.41x = 71,994,824,993.10 - Step 5: Solve for x
x = 71,994,824,993.10/403,394.41 - Step 6: Final answer
x = 178,472.54
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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.