Finding the Fourth Proportional to 853,402.77, 1,177,652.52 and 471,355.74
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Solution
The fourth proportional to 853,402.77, 1,177,652.52 and 471,355.74 is: 650,447.00
Step by Step Solution
- Step 1: Write the proportion equation
853,402.77 : 1,177,652.52 = 471,355.74 : x - Step 2: Convert to fraction form
853,402.77/1,177,652.52 = 471,355.74/x - Step 3: Cross multiply
853,402.77x = 1,177,652.52 × 471,355.74 - Step 4: Simplify right side
853,402.77x = 555,093,275,027.47 - Step 5: Solve for x
x = 555,093,275,027.47/853,402.77 - Step 6: Final answer
x = 650,447.00
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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.