Finding the Fourth Proportional to 1,067,973.12, 1,601,959.68 and 357,799.68
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Solution
The fourth proportional to 1,067,973.12, 1,601,959.68 and 357,799.68 is: 536,699.52
Step by Step Solution
- Step 1: Write the proportion equation
1,067,973.12 : 1,601,959.68 = 357,799.68 : x - Step 2: Convert to fraction form
1,067,973.12/1,601,959.68 = 357,799.68/x - Step 3: Cross multiply
1,067,973.12x = 1,601,959.68 × 357,799.68 - Step 4: Simplify right side
1,067,973.12x = 573,180,660,876.90 - Step 5: Solve for x
x = 573,180,660,876.90/1,067,973.12 - Step 6: Final answer
x = 536,699.52
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Similar ratio
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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.