Finding the Fourth Proportional to 964,383.68, 1,330,847.28 and 534,652.76
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Solution
The fourth proportional to 964,383.68, 1,330,847.28 and 534,652.76 is: 737,819.59
Step by Step Solution
- Step 1: Write the proportion equation
964,383.68 : 1,330,847.28 = 534,652.76 : x - Step 2: Convert to fraction form
964,383.68/1,330,847.28 = 534,652.76/x - Step 3: Cross multiply
964,383.68x = 1,330,847.28 × 534,652.76 - Step 4: Simplify right side
964,383.68x = 711,541,171,390.49 - Step 5: Solve for x
x = 711,541,171,390.49/964,383.68 - Step 6: Final answer
x = 737,819.59
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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.