Finding the Fourth Proportional to 966,439.74, 1,449,547 and 256,522.92
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Solution
The fourth proportional to 966,439.74, 1,449,547 and 256,522.92 is: 384,754.49
Step by Step Solution
- Step 1: Write the proportion equation
966,439.74 : 1,449,547 = 256,522.92 : x - Step 2: Convert to fraction form
966,439.74/1,449,547 = 256,522.92/x - Step 3: Cross multiply
966,439.74x = 1,449,547 × 256,522.92 - Step 4: Simplify right side
966,439.74x = 371,842,029,117.24 - Step 5: Solve for x
x = 371,842,029,117.24/966,439.74 - Step 6: Final answer
x = 384,754.49
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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.