Finding the Fourth Proportional to 909,883.08, 1,364,775.38 and 278,798.72
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Solution
The fourth proportional to 909,883.08, 1,364,775.38 and 278,798.72 is: 418,182.99
Step by Step Solution
- Step 1: Write the proportion equation
909,883.08 : 1,364,775.38 = 278,798.72 : x - Step 2: Convert to fraction form
909,883.08/1,364,775.38 = 278,798.72/x - Step 3: Cross multiply
909,883.08x = 1,364,775.38 × 278,798.72 - Step 4: Simplify right side
909,883.08x = 380,497,629,031.51 - Step 5: Solve for x
x = 380,497,629,031.51/909,883.08 - Step 6: Final answer
x = 418,182.99
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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.