Finding the Fourth Proportional to 869,577.84, 1,304,422.44 and 301,013.68
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Solution
The fourth proportional to 869,577.84, 1,304,422.44 and 301,013.68 is: 451,539.79
Step by Step Solution
- Step 1: Write the proportion equation
869,577.84 : 1,304,422.44 = 301,013.68 : x - Step 2: Convert to fraction form
869,577.84/1,304,422.44 = 301,013.68/x - Step 3: Cross multiply
869,577.84x = 1,304,422.44 × 301,013.68 - Step 4: Simplify right side
869,577.84x = 392,648,998,938.98 - Step 5: Solve for x
x = 392,648,998,938.98/869,577.84 - Step 6: Final answer
x = 451,539.79
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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.