Finding the Fourth Proportional to 869,535.72, 1,304,595.36 and 337,074.12
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Solution
The fourth proportional to 869,535.72, 1,304,595.36 and 337,074.12 is: 505,724.29
Step by Step Solution
- Step 1: Write the proportion equation
869,535.72 : 1,304,595.36 = 337,074.12 : x - Step 2: Convert to fraction form
869,535.72/1,304,595.36 = 337,074.12/x - Step 3: Cross multiply
869,535.72x = 1,304,595.36 × 337,074.12 - Step 4: Simplify right side
869,535.72x = 439,745,332,928.08 - Step 5: Solve for x
x = 439,745,332,928.08/869,535.72 - Step 6: Final answer
x = 505,724.29
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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.