Finding the Fourth Proportional to 589,250.13, 813,138.93 and 344,257.62
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Solution
The fourth proportional to 589,250.13, 813,138.93 and 344,257.62 is: 475,060.18
Step by Step Solution
- Step 1: Write the proportion equation
589,250.13 : 813,138.93 = 344,257.62 : x - Step 2: Convert to fraction form
589,250.13/813,138.93 = 344,257.62/x - Step 3: Cross multiply
589,250.13x = 813,138.93 × 344,257.62 - Step 4: Simplify right side
589,250.13x = 279,929,272,771.15 - Step 5: Solve for x
x = 279,929,272,771.15/589,250.13 - Step 6: Final answer
x = 475,060.18
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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.