Finding the Fourth Proportional to 712,652.24, 1,068,205.44 and 356,808.08
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Solution
The fourth proportional to 712,652.24, 1,068,205.44 and 356,808.08 is: 534,825.14
Step by Step Solution
- Step 1: Write the proportion equation
712,652.24 : 1,068,205.44 = 356,808.08 : x - Step 2: Convert to fraction form
712,652.24/1,068,205.44 = 356,808.08/x - Step 3: Cross multiply
712,652.24x = 1,068,205.44 × 356,808.08 - Step 4: Simplify right side
712,652.24x = 381,144,332,091.96 - Step 5: Solve for x
x = 381,144,332,091.96/712,652.24 - Step 6: Final answer
x = 534,825.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.