Finding the Fourth Proportional to 589,245.13, 813,132.03 and 344,252.62
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Solution
The fourth proportional to 589,245.13, 813,132.03 and 344,252.62 is: 475,053.28
Step by Step Solution
- Step 1: Write the proportion equation
589,245.13 : 813,132.03 = 344,252.62 : x - Step 2: Convert to fraction form
589,245.13/813,132.03 = 344,252.62/x - Step 3: Cross multiply
589,245.13x = 813,132.03 × 344,252.62 - Step 4: Simplify right side
589,245.13x = 279,922,831,733.42 - Step 5: Solve for x
x = 279,922,831,733.42/589,245.13 - Step 6: Final answer
x = 475,053.28
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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.