Finding the Fourth Proportional to 719,567.62, 1,079,154.38 and 270,253.74
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Solution
The fourth proportional to 719,567.62, 1,079,154.38 and 270,253.74 is: 405,306.60
Step by Step Solution
- Step 1: Write the proportion equation
719,567.62 : 1,079,154.38 = 270,253.74 : x - Step 2: Convert to fraction form
719,567.62/1,079,154.38 = 270,253.74/x - Step 3: Cross multiply
719,567.62x = 1,079,154.38 × 270,253.74 - Step 4: Simplify right side
719,567.62x = 291,645,507,232.38 - Step 5: Solve for x
x = 291,645,507,232.38/719,567.62 - Step 6: Final answer
x = 405,306.60
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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.