Finding the Fourth Proportional to 894,304.62, 1,234,139.49 and 512,332.92
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Solution
The fourth proportional to 894,304.62, 1,234,139.49 and 512,332.92 is: 707,018.92
Step by Step Solution
- Step 1: Write the proportion equation
894,304.62 : 1,234,139.49 = 512,332.92 : x - Step 2: Convert to fraction form
894,304.62/1,234,139.49 = 512,332.92/x - Step 3: Cross multiply
894,304.62x = 1,234,139.49 × 512,332.92 - Step 4: Simplify right side
894,304.62x = 632,290,288,599.01 - Step 5: Solve for x
x = 632,290,288,599.01/894,304.62 - Step 6: Final answer
x = 707,018.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.