Finding the Fourth Proportional to 589,675.06, 813,695.35 and 344,717.09
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Solution
The fourth proportional to 589,675.06, 813,695.35 and 344,717.09 is: 475,676.71
Step by Step Solution
- Step 1: Write the proportion equation
589,675.06 : 813,695.35 = 344,717.09 : x - Step 2: Convert to fraction form
589,675.06/813,695.35 = 344,717.09/x - Step 3: Cross multiply
589,675.06x = 813,695.35 × 344,717.09 - Step 4: Simplify right side
589,675.06x = 280,494,687,406.47 - Step 5: Solve for x
x = 280,494,687,406.47/589,675.06 - Step 6: Final answer
x = 475,676.71
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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.