Finding the Fourth Proportional to 782,661.08, 1,173,715.11 and 372,282.08
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Solution
The fourth proportional to 782,661.08, 1,173,715.11 and 372,282.08 is: 558,291.59
Step by Step Solution
- Step 1: Write the proportion equation
782,661.08 : 1,173,715.11 = 372,282.08 : x - Step 2: Convert to fraction form
782,661.08/1,173,715.11 = 372,282.08/x - Step 3: Cross multiply
782,661.08x = 1,173,715.11 × 372,282.08 - Step 4: Simplify right side
782,661.08x = 436,953,096,609.65 - Step 5: Solve for x
x = 436,953,096,609.65/782,661.08 - Step 6: Final answer
x = 558,291.59
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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.