Finding the Fourth Proportional to 689,939.55, 1,034,836.53 and 184,551.53
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Solution
The fourth proportional to 689,939.55, 1,034,836.53 and 184,551.53 is: 276,807.82
Step by Step Solution
- Step 1: Write the proportion equation
689,939.55 : 1,034,836.53 = 184,551.53 : x - Step 2: Convert to fraction form
689,939.55/1,034,836.53 = 184,551.53/x - Step 3: Cross multiply
689,939.55x = 1,034,836.53 × 184,551.53 - Step 4: Simplify right side
689,939.55x = 190,980,662,057.53 - Step 5: Solve for x
x = 190,980,662,057.53/689,939.55 - Step 6: Final answer
x = 276,807.82
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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.