Finding the Fourth Proportional to 784,213.04, 1,176,331.19 and 304,468.63
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Solution
The fourth proportional to 784,213.04, 1,176,331.19 and 304,468.63 is: 456,707.45
Step by Step Solution
- Step 1: Write the proportion equation
784,213.04 : 1,176,331.19 = 304,468.63 : x - Step 2: Convert to fraction form
784,213.04/1,176,331.19 = 304,468.63/x - Step 3: Cross multiply
784,213.04x = 1,176,331.19 × 304,468.63 - Step 4: Simplify right side
784,213.04x = 358,155,941,382.40 - Step 5: Solve for x
x = 358,155,941,382.40/784,213.04 - Step 6: Final answer
x = 456,707.45
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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.