Finding the Fourth Proportional to 779,282.10, 1,168,959.60 and 246,844.80
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Solution
The fourth proportional to 779,282.10, 1,168,959.60 and 246,844.80 is: 370,278.75
Step by Step Solution
- Step 1: Write the proportion equation
779,282.10 : 1,168,959.60 = 246,844.80 : x - Step 2: Convert to fraction form
779,282.10/1,168,959.60 = 246,844.80/x - Step 3: Cross multiply
779,282.10x = 1,168,959.60 × 246,844.80 - Step 4: Simplify right side
779,282.10x = 288,551,598,670.08 - Step 5: Solve for x
x = 288,551,598,670.08/779,282.10 - Step 6: Final answer
x = 370,278.75
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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.