Finding the Fourth Proportional to 455,082.18, 627,742.84 and 294,032.18
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Solution
The fourth proportional to 455,082.18, 627,742.84 and 294,032.18 is: 405,589.59
Step by Step Solution
- Step 1: Write the proportion equation
455,082.18 : 627,742.84 = 294,032.18 : x - Step 2: Convert to fraction form
455,082.18/627,742.84 = 294,032.18/x - Step 3: Cross multiply
455,082.18x = 627,742.84 × 294,032.18 - Step 4: Simplify right side
455,082.18x = 184,576,595,724.59 - Step 5: Solve for x
x = 184,576,595,724.59/455,082.18 - Step 6: Final answer
x = 405,589.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.