Finding the Fourth Proportional to 804,432.84, 1,204,812.18 and 384,003.96
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Solution
The fourth proportional to 804,432.84, 1,204,812.18 and 384,003.96 is: 575,128.99
Step by Step Solution
- Step 1: Write the proportion equation
804,432.84 : 1,204,812.18 = 384,003.96 : x - Step 2: Convert to fraction form
804,432.84/1,204,812.18 = 384,003.96/x - Step 3: Cross multiply
804,432.84x = 1,204,812.18 × 384,003.96 - Step 4: Simplify right side
804,432.84x = 462,652,648,176.23 - Step 5: Solve for x
x = 462,652,648,176.23/804,432.84 - Step 6: Final answer
x = 575,128.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.