Finding the Fourth Proportional to 843,412.41, 1,264,977.68 and 369,970.65
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Solution
The fourth proportional to 843,412.41, 1,264,977.68 and 369,970.65 is: 554,894.15
Step by Step Solution
- Step 1: Write the proportion equation
843,412.41 : 1,264,977.68 = 369,970.65 : x - Step 2: Convert to fraction form
843,412.41/1,264,977.68 = 369,970.65/x - Step 3: Cross multiply
843,412.41x = 1,264,977.68 × 369,970.65 - Step 4: Simplify right side
843,412.41x = 468,004,612,655.24 - Step 5: Solve for x
x = 468,004,612,655.24/843,412.41 - Step 6: Final answer
x = 554,894.15
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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.