Finding the Fourth Proportional to 549,933.80, 823,916.55 and 471,201.80
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Solution
The fourth proportional to 549,933.80, 823,916.55 and 471,201.80 is: 705,959.45
Step by Step Solution
- Step 1: Write the proportion equation
549,933.80 : 823,916.55 = 471,201.80 : x - Step 2: Convert to fraction form
549,933.80/823,916.55 = 471,201.80/x - Step 3: Cross multiply
549,933.80x = 823,916.55 × 471,201.80 - Step 4: Simplify right side
549,933.80x = 388,230,961,409.79 - Step 5: Solve for x
x = 388,230,961,409.79/549,933.80 - Step 6: Final answer
x = 705,959.45
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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.