Finding the Fourth Proportional to 628,710.06, 943,153.79 and 202,102.91
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Solution
The fourth proportional to 628,710.06, 943,153.79 and 202,102.91 is: 303,182.88
Step by Step Solution
- Step 1: Write the proportion equation
628,710.06 : 943,153.79 = 202,102.91 : x - Step 2: Convert to fraction form
628,710.06/943,153.79 = 202,102.91/x - Step 3: Cross multiply
628,710.06x = 943,153.79 × 202,102.91 - Step 4: Simplify right side
628,710.06x = 190,614,125,536.53 - Step 5: Solve for x
x = 190,614,125,536.53/628,710.06 - Step 6: Final answer
x = 303,182.88
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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.