Finding the Fourth Proportional to 706,503.96, 974,966.28 and 384,207.14
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Solution
The fourth proportional to 706,503.96, 974,966.28 and 384,207.14 is: 530,200.86
Step by Step Solution
- Step 1: Write the proportion equation
706,503.96 : 974,966.28 = 384,207.14 : x - Step 2: Convert to fraction form
706,503.96/974,966.28 = 384,207.14/x - Step 3: Cross multiply
706,503.96x = 974,966.28 × 384,207.14 - Step 4: Simplify right side
706,503.96x = 374,589,006,035.24 - Step 5: Solve for x
x = 374,589,006,035.24/706,503.96 - Step 6: Final answer
x = 530,200.86
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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.