Finding the Fourth Proportional to 926,467.65, 1,389,813.57 and 327,306.18
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Solution
The fourth proportional to 926,467.65, 1,389,813.57 and 327,306.18 is: 490,998.87
Step by Step Solution
- Step 1: Write the proportion equation
926,467.65 : 1,389,813.57 = 327,306.18 : x - Step 2: Convert to fraction form
926,467.65/1,389,813.57 = 327,306.18/x - Step 3: Cross multiply
926,467.65x = 1,389,813.57 × 327,306.18 - Step 4: Simplify right side
926,467.65x = 454,894,570,508.86 - Step 5: Solve for x
x = 454,894,570,508.86/926,467.65 - Step 6: Final answer
x = 490,998.87
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1.5x scale
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.