Finding the Fourth Proportional to 469,077.25, 703,477.84 and 212,761.53
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Solution
The fourth proportional to 469,077.25, 703,477.84 and 212,761.53 is: 319,079.69
Step by Step Solution
- Step 1: Write the proportion equation
469,077.25 : 703,477.84 = 212,761.53 : x - Step 2: Convert to fraction form
469,077.25/703,477.84 = 212,761.53/x - Step 3: Cross multiply
469,077.25x = 703,477.84 × 212,761.53 - Step 4: Simplify right side
469,077.25x = 149,673,024,462.19 - Step 5: Solve for x
x = 149,673,024,462.19/469,077.25 - Step 6: Final answer
x = 319,079.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.