Finding the Fourth Proportional to 982,454.08, 1,474,156.32 and 477,446.08
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Solution
The fourth proportional to 982,454.08, 1,474,156.32 and 477,446.08 is: 716,400.05
Step by Step Solution
- Step 1: Write the proportion equation
982,454.08 : 1,474,156.32 = 477,446.08 : x - Step 2: Convert to fraction form
982,454.08/1,474,156.32 = 477,446.08/x - Step 3: Cross multiply
982,454.08x = 1,474,156.32 × 477,446.08 - Step 4: Simplify right side
982,454.08x = 703,830,156,291.23 - Step 5: Solve for x
x = 703,830,156,291.23/982,454.08 - Step 6: Final answer
x = 716,400.05
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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.