Finding the Fourth Proportional to 964,384.68, 1,330,216.92 and 619,677.84
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Solution
The fourth proportional to 964,384.68, 1,330,216.92 and 619,677.84 is: 854,748.07
Step by Step Solution
- Step 1: Write the proportion equation
964,384.68 : 1,330,216.92 = 619,677.84 : x - Step 2: Convert to fraction form
964,384.68/1,330,216.92 = 619,677.84/x - Step 3: Cross multiply
964,384.68x = 1,330,216.92 × 619,677.84 - Step 4: Simplify right side
964,384.68x = 824,305,947,717.05 - Step 5: Solve for x
x = 824,305,947,717.05/964,384.68 - Step 6: Final answer
x = 854,748.07
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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.