Finding the Fourth Proportional to 941,789.08, 1,412,652.30 and 409,310.74
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Solution
The fourth proportional to 941,789.08, 1,412,652.30 and 409,310.74 is: 613,952.50
Step by Step Solution
- Step 1: Write the proportion equation
941,789.08 : 1,412,652.30 = 409,310.74 : x - Step 2: Convert to fraction form
941,789.08/1,412,652.30 = 409,310.74/x - Step 3: Cross multiply
941,789.08x = 1,412,652.30 × 409,310.74 - Step 4: Simplify right side
941,789.08x = 578,213,758,275.70 - Step 5: Solve for x
x = 578,213,758,275.70/941,789.08 - Step 6: Final answer
x = 613,952.50
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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.