Finding the Fourth Proportional to 736,449.92, 1,016,335.35 and 409,764.75
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Solution
The fourth proportional to 736,449.92, 1,016,335.35 and 409,764.75 is: 565,494.52
Step by Step Solution
- Step 1: Write the proportion equation
736,449.92 : 1,016,335.35 = 409,764.75 : x - Step 2: Convert to fraction form
736,449.92/1,016,335.35 = 409,764.75/x - Step 3: Cross multiply
736,449.92x = 1,016,335.35 × 409,764.75 - Step 4: Simplify right side
736,449.92x = 416,458,399,656.10 - Step 5: Solve for x
x = 416,458,399,656.10/736,449.92 - Step 6: Final answer
x = 565,494.52
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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.