Finding the Fourth Proportional to 657,312.40, 985,895.70 and 184,045.60
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Solution
The fourth proportional to 657,312.40, 985,895.70 and 184,045.60 is: 276,047.99
Step by Step Solution
- Step 1: Write the proportion equation
657,312.40 : 985,895.70 = 184,045.60 : x - Step 2: Convert to fraction form
657,312.40/985,895.70 = 184,045.60/x - Step 3: Cross multiply
657,312.40x = 985,895.70 × 184,045.60 - Step 4: Simplify right side
657,312.40x = 181,449,765,643.92 - Step 5: Solve for x
x = 181,449,765,643.92/657,312.40 - Step 6: Final answer
x = 276,047.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.