Finding the Fourth Proportional to 674,266.62, 1,011,547.68 and 253,542.54
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Solution
The fourth proportional to 674,266.62, 1,011,547.68 and 253,542.54 is: 380,369.37
Step by Step Solution
- Step 1: Write the proportion equation
674,266.62 : 1,011,547.68 = 253,542.54 : x - Step 2: Convert to fraction form
674,266.62/1,011,547.68 = 253,542.54/x - Step 3: Cross multiply
674,266.62x = 1,011,547.68 × 253,542.54 - Step 4: Simplify right side
674,266.62x = 256,470,368,118.31 - Step 5: Solve for x
x = 256,470,368,118.31/674,266.62 - Step 6: Final answer
x = 380,369.37
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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.