Finding the Fourth Proportional to 589,615.44, 813,691.08 and 335,009.76
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Solution
The fourth proportional to 589,615.44, 813,691.08 and 335,009.76 is: 462,325.84
Step by Step Solution
- Step 1: Write the proportion equation
589,615.44 : 813,691.08 = 335,009.76 : x - Step 2: Convert to fraction form
589,615.44/813,691.08 = 335,009.76/x - Step 3: Cross multiply
589,615.44x = 813,691.08 × 335,009.76 - Step 4: Simplify right side
589,615.44x = 272,594,453,424.94 - Step 5: Solve for x
x = 272,594,453,424.94/589,615.44 - Step 6: Final answer
x = 462,325.84
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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.