Finding the Fourth Proportional to 803,847.20, 1,203,697.20 and 637,959.20
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Solution
The fourth proportional to 803,847.20, 1,203,697.20 and 637,959.20 is: 955,293.12
Step by Step Solution
- Step 1: Write the proportion equation
803,847.20 : 1,203,697.20 = 637,959.20 : x - Step 2: Convert to fraction form
803,847.20/1,203,697.20 = 637,959.20/x - Step 3: Cross multiply
803,847.20x = 1,203,697.20 × 637,959.20 - Step 4: Simplify right side
803,847.20x = 767,909,702,754.24 - Step 5: Solve for x
x = 767,909,702,754.24/803,847.20 - Step 6: Final answer
x = 955,293.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.